Home / 42,325.08-63,416.16-25,634.76

Finding the Fourth Proportional to 42,325.08, 63,416.16 and 25,634.76

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Solution

The fourth proportional to 42,325.08, 63,416.16 and 25,634.76 is: 38,408.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,325.08 : 63,416.16 = 25,634.76 : x
  2. Step 2: Convert to fraction form
    42,325.08/63,416.16 = 25,634.76/x
  3. Step 3: Cross multiply
    42,325.08x = 63,416.16 × 25,634.76
  4. Step 4: Simplify right side
    42,325.08x = 1,625,658,041.72
  5. Step 5: Solve for x
    x = 1,625,658,041.72/42,325.08
  6. Step 6: Final answer
    x = 38,408.86

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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.