Home / 42,432.25-63,648.38-14,730.25

Finding the Fourth Proportional to 42,432.25, 63,648.38 and 14,730.25

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Solution

The fourth proportional to 42,432.25, 63,648.38 and 14,730.25 is: 22,095.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,432.25 : 63,648.38 = 14,730.25 : x
  2. Step 2: Convert to fraction form
    42,432.25/63,648.38 = 14,730.25/x
  3. Step 3: Cross multiply
    42,432.25x = 63,648.38 × 14,730.25
  4. Step 4: Simplify right side
    42,432.25x = 937,556,549.50
  5. Step 5: Solve for x
    x = 937,556,549.50/42,432.25
  6. Step 6: Final answer
    x = 22,095.38

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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.