Home / 25,578.71-35,299.23-14,248.97

Finding the Fourth Proportional to 25,578.71, 35,299.23 and 14,248.97

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Solution

The fourth proportional to 25,578.71, 35,299.23 and 14,248.97 is: 19,663.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,578.71 : 35,299.23 = 14,248.97 : x
  2. Step 2: Convert to fraction form
    25,578.71/35,299.23 = 14,248.97/x
  3. Step 3: Cross multiply
    25,578.71x = 35,299.23 × 14,248.97
  4. Step 4: Simplify right side
    25,578.71x = 502,977,571.74
  5. Step 5: Solve for x
    x = 502,977,571.74/25,578.71
  6. Step 6: Final answer
    x = 19,663.92

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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.