Home / 42,320.56-63,532.68-19,852.96

Finding the Fourth Proportional to 42,320.56, 63,532.68 and 19,852.96

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Solution

The fourth proportional to 42,320.56, 63,532.68 and 19,852.96 is: 29,803.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,320.56 : 63,532.68 = 19,852.96 : x
  2. Step 2: Convert to fraction form
    42,320.56/63,532.68 = 19,852.96/x
  3. Step 3: Cross multiply
    42,320.56x = 63,532.68 × 19,852.96
  4. Step 4: Simplify right side
    42,320.56x = 1,261,311,754.73
  5. Step 5: Solve for x
    x = 1,261,311,754.73/42,320.56
  6. Step 6: Final answer
    x = 29,803.76

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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.