Home / 26,767.13-36,938.09-15,437.12

Finding the Fourth Proportional to 26,767.13, 36,938.09 and 15,437.12

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Solution

The fourth proportional to 26,767.13, 36,938.09 and 15,437.12 is: 21,302.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,767.13 : 36,938.09 = 15,437.12 : x
  2. Step 2: Convert to fraction form
    26,767.13/36,938.09 = 15,437.12/x
  3. Step 3: Cross multiply
    26,767.13x = 36,938.09 × 15,437.12
  4. Step 4: Simplify right side
    26,767.13x = 570,217,466.02
  5. Step 5: Solve for x
    x = 570,217,466.02/26,767.13
  6. Step 6: Final answer
    x = 21,302.90

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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.