Home / 26,743.13-36,905.52-15,565.13

Finding the Fourth Proportional to 26,743.13, 36,905.52 and 15,565.13

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Solution

The fourth proportional to 26,743.13, 36,905.52 and 15,565.13 is: 21,479.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,743.13 : 36,905.52 = 15,565.13 : x
  2. Step 2: Convert to fraction form
    26,743.13/36,905.52 = 15,565.13/x
  3. Step 3: Cross multiply
    26,743.13x = 36,905.52 × 15,565.13
  4. Step 4: Simplify right side
    26,743.13x = 574,439,031.99
  5. Step 5: Solve for x
    x = 574,439,031.99/26,743.13
  6. Step 6: Final answer
    x = 21,479.88

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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.