Home / 39,095.68-58,627.68-12,432.56

Finding the Fourth Proportional to 39,095.68, 58,627.68 and 12,432.56

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Solution

The fourth proportional to 39,095.68, 58,627.68 and 12,432.56 is: 18,643.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,095.68 : 58,627.68 = 12,432.56 : x
  2. Step 2: Convert to fraction form
    39,095.68/58,627.68 = 12,432.56/x
  3. Step 3: Cross multiply
    39,095.68x = 58,627.68 × 12,432.56
  4. Step 4: Simplify right side
    39,095.68x = 728,892,149.26
  5. Step 5: Solve for x
    x = 728,892,149.26/39,095.68
  6. Step 6: Final answer
    x = 18,643.80

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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.