Home / 25,669.82-38,526.60-15,124.40

Finding the Fourth Proportional to 25,669.82, 38,526.60 and 15,124.40

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Solution

The fourth proportional to 25,669.82, 38,526.60 and 15,124.40 is: 22,699.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,669.82 : 38,526.60 = 15,124.40 : x
  2. Step 2: Convert to fraction form
    25,669.82/38,526.60 = 15,124.40/x
  3. Step 3: Cross multiply
    25,669.82x = 38,526.60 × 15,124.40
  4. Step 4: Simplify right side
    25,669.82x = 582,691,709.04
  5. Step 5: Solve for x
    x = 582,691,709.04/25,669.82
  6. Step 6: Final answer
    x = 22,699.49

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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.