Home / 16,417.60-24,630.88-5,324.80

Finding the Fourth Proportional to 16,417.60, 24,630.88 and 5,324.80

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Solution

The fourth proportional to 16,417.60, 24,630.88 and 5,324.80 is: 7,988.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,417.60 : 24,630.88 = 5,324.80 : x
  2. Step 2: Convert to fraction form
    16,417.60/24,630.88 = 5,324.80/x
  3. Step 3: Cross multiply
    16,417.60x = 24,630.88 × 5,324.80
  4. Step 4: Simplify right side
    16,417.60x = 131,154,509.82
  5. Step 5: Solve for x
    x = 131,154,509.82/16,417.60
  6. Step 6: Final answer
    x = 7,988.65

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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.