Home / 42,586.24-63,821.76-33,354.88

Finding the Fourth Proportional to 42,586.24, 63,821.76 and 33,354.88

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Solution

The fourth proportional to 42,586.24, 63,821.76 and 33,354.88 is: 49,987.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,586.24 : 63,821.76 = 33,354.88 : x
  2. Step 2: Convert to fraction form
    42,586.24/63,821.76 = 33,354.88/x
  3. Step 3: Cross multiply
    42,586.24x = 63,821.76 × 33,354.88
  4. Step 4: Simplify right side
    42,586.24x = 2,128,767,146.19
  5. Step 5: Solve for x
    x = 2,128,767,146.19/42,586.24
  6. Step 6: Final answer
    x = 49,987.21

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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.