Home / 26,881.52-37,098.84-15,707.12

Finding the Fourth Proportional to 26,881.52, 37,098.84 and 15,707.12

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Solution

The fourth proportional to 26,881.52, 37,098.84 and 15,707.12 is: 21,677.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,881.52 : 37,098.84 = 15,707.12 : x
  2. Step 2: Convert to fraction form
    26,881.52/37,098.84 = 15,707.12/x
  3. Step 3: Cross multiply
    26,881.52x = 37,098.84 × 15,707.12
  4. Step 4: Simplify right side
    26,881.52x = 582,715,931.74
  5. Step 5: Solve for x
    x = 582,715,931.74/26,881.52
  6. Step 6: Final answer
    x = 21,677.19

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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.