Home / 26,417.72-36,454.92-15,807.26

Finding the Fourth Proportional to 26,417.72, 36,454.92 and 15,807.26

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Solution

The fourth proportional to 26,417.72, 36,454.92 and 15,807.26 is: 21,813.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,417.72 : 36,454.92 = 15,807.26 : x
  2. Step 2: Convert to fraction form
    26,417.72/36,454.92 = 15,807.26/x
  3. Step 3: Cross multiply
    26,417.72x = 36,454.92 × 15,807.26
  4. Step 4: Simplify right side
    26,417.72x = 576,252,398.72
  5. Step 5: Solve for x
    x = 576,252,398.72/26,417.72
  6. Step 6: Final answer
    x = 21,813.10

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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.