Home / 42,496.43-63,587.41-25,639.20

Finding the Fourth Proportional to 42,496.43, 63,587.41 and 25,639.20

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Solution

The fourth proportional to 42,496.43, 63,587.41 and 25,639.20 is: 38,363.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,496.43 : 63,587.41 = 25,639.20 : x
  2. Step 2: Convert to fraction form
    42,496.43/63,587.41 = 25,639.20/x
  3. Step 3: Cross multiply
    42,496.43x = 63,587.41 × 25,639.20
  4. Step 4: Simplify right side
    42,496.43x = 1,630,330,258.37
  5. Step 5: Solve for x
    x = 1,630,330,258.37/42,496.43
  6. Step 6: Final answer
    x = 38,363.94

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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.