Home / 42,125.84-63,188.56-10,961.04

Finding the Fourth Proportional to 42,125.84, 63,188.56 and 10,961.04

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Solution

The fourth proportional to 42,125.84, 63,188.56 and 10,961.04 is: 16,441.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,125.84 : 63,188.56 = 10,961.04 : x
  2. Step 2: Convert to fraction form
    42,125.84/63,188.56 = 10,961.04/x
  3. Step 3: Cross multiply
    42,125.84x = 63,188.56 × 10,961.04
  4. Step 4: Simplify right side
    42,125.84x = 692,612,333.70
  5. Step 5: Solve for x
    x = 692,612,333.70/42,125.84
  6. Step 6: Final answer
    x = 16,441.51

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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.