Home / 25,652.10-38,434.95-12,476.10

Finding the Fourth Proportional to 25,652.10, 38,434.95 and 12,476.10

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Solution

The fourth proportional to 25,652.10, 38,434.95 and 12,476.10 is: 18,693.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,652.10 : 38,434.95 = 12,476.10 : x
  2. Step 2: Convert to fraction form
    25,652.10/38,434.95 = 12,476.10/x
  3. Step 3: Cross multiply
    25,652.10x = 38,434.95 × 12,476.10
  4. Step 4: Simplify right side
    25,652.10x = 479,518,279.70
  5. Step 5: Solve for x
    x = 479,518,279.70/25,652.10
  6. Step 6: Final answer
    x = 18,693.14

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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.