Home / 25,578.16-35,280.96-16,001.43

Finding the Fourth Proportional to 25,578.16, 35,280.96 and 16,001.43

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Solution

The fourth proportional to 25,578.16, 35,280.96 and 16,001.43 is: 22,071.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,578.16 : 35,280.96 = 16,001.43 : x
  2. Step 2: Convert to fraction form
    25,578.16/35,280.96 = 16,001.43/x
  3. Step 3: Cross multiply
    25,578.16x = 35,280.96 × 16,001.43
  4. Step 4: Simplify right side
    25,578.16x = 564,545,811.77
  5. Step 5: Solve for x
    x = 564,545,811.77/25,578.16
  6. Step 6: Final answer
    x = 22,071.40

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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.