Home / 25,248.20-37,873.80-7,718.18

Finding the Fourth Proportional to 25,248.20, 37,873.80 and 7,718.18

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Solution

The fourth proportional to 25,248.20, 37,873.80 and 7,718.18 is: 11,577.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,248.20 : 37,873.80 = 7,718.18 : x
  2. Step 2: Convert to fraction form
    25,248.20/37,873.80 = 7,718.18/x
  3. Step 3: Cross multiply
    25,248.20x = 37,873.80 × 7,718.18
  4. Step 4: Simplify right side
    25,248.20x = 292,316,616.32
  5. Step 5: Solve for x
    x = 292,316,616.32/25,248.20
  6. Step 6: Final answer
    x = 11,577.72

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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.