Home / 26,123.13-36,047.92-15,368.43

Finding the Fourth Proportional to 26,123.13, 36,047.92 and 15,368.43

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Solution

The fourth proportional to 26,123.13, 36,047.92 and 15,368.43 is: 21,207.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,123.13 : 36,047.92 = 15,368.43 : x
  2. Step 2: Convert to fraction form
    26,123.13/36,047.92 = 15,368.43/x
  3. Step 3: Cross multiply
    26,123.13x = 36,047.92 × 15,368.43
  4. Step 4: Simplify right side
    26,123.13x = 553,999,858.32
  5. Step 5: Solve for x
    x = 553,999,858.32/26,123.13
  6. Step 6: Final answer
    x = 21,207.26

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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.