Home / 19,948.20-27,502.95-16,349.91

Finding the Fourth Proportional to 19,948.20, 27,502.95 and 16,349.91

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Solution

The fourth proportional to 19,948.20, 27,502.95 and 16,349.91 is: 22,541.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,948.20 : 27,502.95 = 16,349.91 : x
  2. Step 2: Convert to fraction form
    19,948.20/27,502.95 = 16,349.91/x
  3. Step 3: Cross multiply
    19,948.20x = 27,502.95 × 16,349.91
  4. Step 4: Simplify right side
    19,948.20x = 449,670,757.23
  5. Step 5: Solve for x
    x = 449,670,757.23/19,948.20
  6. Step 6: Final answer
    x = 22,541.92

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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.