Home / 25,695.60-38,557.98-10,124.16

Finding the Fourth Proportional to 25,695.60, 38,557.98 and 10,124.16

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Solution

The fourth proportional to 25,695.60, 38,557.98 and 10,124.16 is: 15,191.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,695.60 : 38,557.98 = 10,124.16 : x
  2. Step 2: Convert to fraction form
    25,695.60/38,557.98 = 10,124.16/x
  3. Step 3: Cross multiply
    25,695.60x = 38,557.98 × 10,124.16
  4. Step 4: Simplify right side
    25,695.60x = 390,367,158.80
  5. Step 5: Solve for x
    x = 390,367,158.80/25,695.60
  6. Step 6: Final answer
    x = 15,191.98

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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.