Home / 25,753.78-38,557.70-16,370.47

Finding the Fourth Proportional to 25,753.78, 38,557.70 and 16,370.47

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Solution

The fourth proportional to 25,753.78, 38,557.70 and 16,370.47 is: 24,509.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,753.78 : 38,557.70 = 16,370.47 : x
  2. Step 2: Convert to fraction form
    25,753.78/38,557.70 = 16,370.47/x
  3. Step 3: Cross multiply
    25,753.78x = 38,557.70 × 16,370.47
  4. Step 4: Simplify right side
    25,753.78x = 631,207,396.48
  5. Step 5: Solve for x
    x = 631,207,396.48/25,753.78
  6. Step 6: Final answer
    x = 24,509.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.