Home / 16,660.32-24,987.60-4,970.40

Finding the Fourth Proportional to 16,660.32, 24,987.60 and 4,970.40

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Solution

The fourth proportional to 16,660.32, 24,987.60 and 4,970.40 is: 7,454.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,660.32 : 24,987.60 = 4,970.40 : x
  2. Step 2: Convert to fraction form
    16,660.32/24,987.60 = 4,970.40/x
  3. Step 3: Cross multiply
    16,660.32x = 24,987.60 × 4,970.40
  4. Step 4: Simplify right side
    16,660.32x = 124,198,367.04
  5. Step 5: Solve for x
    x = 124,198,367.04/16,660.32
  6. Step 6: Final answer
    x = 7,454.74

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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.