Home / 25,597.08-38,396.70-12,460.50

Finding the Fourth Proportional to 25,597.08, 38,396.70 and 12,460.50

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Solution

The fourth proportional to 25,597.08, 38,396.70 and 12,460.50 is: 18,691.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,597.08 : 38,396.70 = 12,460.50 : x
  2. Step 2: Convert to fraction form
    25,597.08/38,396.70 = 12,460.50/x
  3. Step 3: Cross multiply
    25,597.08x = 38,396.70 × 12,460.50
  4. Step 4: Simplify right side
    25,597.08x = 478,442,080.35
  5. Step 5: Solve for x
    x = 478,442,080.35/25,597.08
  6. Step 6: Final answer
    x = 18,691.28

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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.