Home / 25,123.40-37,665.66-14,577.20

Finding the Fourth Proportional to 25,123.40, 37,665.66 and 14,577.20

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Solution

The fourth proportional to 25,123.40, 37,665.66 and 14,577.20 is: 21,854.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,123.40 : 37,665.66 = 14,577.20 : x
  2. Step 2: Convert to fraction form
    25,123.40/37,665.66 = 14,577.20/x
  3. Step 3: Cross multiply
    25,123.40x = 37,665.66 × 14,577.20
  4. Step 4: Simplify right side
    25,123.40x = 549,059,858.95
  5. Step 5: Solve for x
    x = 549,059,858.95/25,123.40
  6. Step 6: Final answer
    x = 21,854.52

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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.