Home / 25,562.68-38,321.34-9,991.24

Finding the Fourth Proportional to 25,562.68, 38,321.34 and 9,991.24

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Solution

The fourth proportional to 25,562.68, 38,321.34 and 9,991.24 is: 14,978.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,562.68 : 38,321.34 = 9,991.24 : x
  2. Step 2: Convert to fraction form
    25,562.68/38,321.34 = 9,991.24/x
  3. Step 3: Cross multiply
    25,562.68x = 38,321.34 × 9,991.24
  4. Step 4: Simplify right side
    25,562.68x = 382,877,705.06
  5. Step 5: Solve for x
    x = 382,877,705.06/25,562.68
  6. Step 6: Final answer
    x = 14,978.00

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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.