Home / 14,565.68-20,099.96-8,597.60

Finding the Fourth Proportional to 14,565.68, 20,099.96 and 8,597.60

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Solution

The fourth proportional to 14,565.68, 20,099.96 and 8,597.60 is: 11,864.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,565.68 : 20,099.96 = 8,597.60 : x
  2. Step 2: Convert to fraction form
    14,565.68/20,099.96 = 8,597.60/x
  3. Step 3: Cross multiply
    14,565.68x = 20,099.96 × 8,597.60
  4. Step 4: Simplify right side
    14,565.68x = 172,811,416.10
  5. Step 5: Solve for x
    x = 172,811,416.10/14,565.68
  6. Step 6: Final answer
    x = 11,864.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.