Home / 25,486.08-35,167.20-14,154.72

Finding the Fourth Proportional to 25,486.08, 35,167.20 and 14,154.72

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Solution

The fourth proportional to 25,486.08, 35,167.20 and 14,154.72 is: 19,531.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,486.08 : 35,167.20 = 14,154.72 : x
  2. Step 2: Convert to fraction form
    25,486.08/35,167.20 = 14,154.72/x
  3. Step 3: Cross multiply
    25,486.08x = 35,167.20 × 14,154.72
  4. Step 4: Simplify right side
    25,486.08x = 497,781,869.18
  5. Step 5: Solve for x
    x = 497,781,869.18/25,486.08
  6. Step 6: Final answer
    x = 19,531.52

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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.