Home / 23,580.68-32,545.95-13,515.86

Finding the Fourth Proportional to 23,580.68, 32,545.95 and 13,515.86

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Solution

The fourth proportional to 23,580.68, 32,545.95 and 13,515.86 is: 18,654.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,580.68 : 32,545.95 = 13,515.86 : x
  2. Step 2: Convert to fraction form
    23,580.68/32,545.95 = 13,515.86/x
  3. Step 3: Cross multiply
    23,580.68x = 32,545.95 × 13,515.86
  4. Step 4: Simplify right side
    23,580.68x = 439,886,503.77
  5. Step 5: Solve for x
    x = 439,886,503.77/23,580.68
  6. Step 6: Final answer
    x = 18,654.53

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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.