Home / 16,422.40-24,641.60-7,652.80

Finding the Fourth Proportional to 16,422.40, 24,641.60 and 7,652.80

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Solution

The fourth proportional to 16,422.40, 24,641.60 and 7,652.80 is: 11,482.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,422.40 : 24,641.60 = 7,652.80 : x
  2. Step 2: Convert to fraction form
    16,422.40/24,641.60 = 7,652.80/x
  3. Step 3: Cross multiply
    16,422.40x = 24,641.60 × 7,652.80
  4. Step 4: Simplify right side
    16,422.40x = 188,577,236.48
  5. Step 5: Solve for x
    x = 188,577,236.48/16,422.40
  6. Step 6: Final answer
    x = 11,482.93

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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.