Home / 26,122.98-36,051.08-15,368.41

Finding the Fourth Proportional to 26,122.98, 36,051.08 and 15,368.41

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Solution

The fourth proportional to 26,122.98, 36,051.08 and 15,368.41 is: 21,209.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,122.98 : 36,051.08 = 15,368.41 : x
  2. Step 2: Convert to fraction form
    26,122.98/36,051.08 = 15,368.41/x
  3. Step 3: Cross multiply
    26,122.98x = 36,051.08 × 15,368.41
  4. Step 4: Simplify right side
    26,122.98x = 554,047,611.41
  5. Step 5: Solve for x
    x = 554,047,611.41/26,122.98
  6. Step 6: Final answer
    x = 21,209.20

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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.