Home / 26,438.19-36,477.30-17,012.22

Finding the Fourth Proportional to 26,438.19, 36,477.30 and 17,012.22

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Solution

The fourth proportional to 26,438.19, 36,477.30 and 17,012.22 is: 23,472.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,438.19 : 36,477.30 = 17,012.22 : x
  2. Step 2: Convert to fraction form
    26,438.19/36,477.30 = 17,012.22/x
  3. Step 3: Cross multiply
    26,438.19x = 36,477.30 × 17,012.22
  4. Step 4: Simplify right side
    26,438.19x = 620,559,852.61
  5. Step 5: Solve for x
    x = 620,559,852.61/26,438.19
  6. Step 6: Final answer
    x = 23,472.10

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Half scale
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Find fourth proportional to 26,439.19, 36,478.68 and 17,013.22
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.