Home / 27,516.29-37,887.46-21,490.87

Finding the Fourth Proportional to 27,516.29, 37,887.46 and 21,490.87

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Solution

The fourth proportional to 27,516.29, 37,887.46 and 21,490.87 is: 29,591.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,516.29 : 37,887.46 = 21,490.87 : x
  2. Step 2: Convert to fraction form
    27,516.29/37,887.46 = 21,490.87/x
  3. Step 3: Cross multiply
    27,516.29x = 37,887.46 × 21,490.87
  4. Step 4: Simplify right side
    27,516.29x = 814,234,477.49
  5. Step 5: Solve for x
    x = 814,234,477.49/27,516.29
  6. Step 6: Final answer
    x = 29,591.00

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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.