Home / 26,428.10-36,489.91-17,013.06

Finding the Fourth Proportional to 26,428.10, 36,489.91 and 17,013.06

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Solution

The fourth proportional to 26,428.10, 36,489.91 and 17,013.06 is: 23,490.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,428.10 : 36,489.91 = 17,013.06 : x
  2. Step 2: Convert to fraction form
    26,428.10/36,489.91 = 17,013.06/x
  3. Step 3: Cross multiply
    26,428.10x = 36,489.91 × 17,013.06
  4. Step 4: Simplify right side
    26,428.10x = 620,804,943.16
  5. Step 5: Solve for x
    x = 620,804,943.16/26,428.10
  6. Step 6: Final answer
    x = 23,490.34

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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.