Home / 16,078.60-24,117.90-7,330.60

Finding the Fourth Proportional to 16,078.60, 24,117.90 and 7,330.60

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Solution

The fourth proportional to 16,078.60, 24,117.90 and 7,330.60 is: 10,995.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,078.60 : 24,117.90 = 7,330.60 : x
  2. Step 2: Convert to fraction form
    16,078.60/24,117.90 = 7,330.60/x
  3. Step 3: Cross multiply
    16,078.60x = 24,117.90 × 7,330.60
  4. Step 4: Simplify right side
    16,078.60x = 176,798,677.74
  5. Step 5: Solve for x
    x = 176,798,677.74/16,078.60
  6. Step 6: Final answer
    x = 10,995.90

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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.