Home / 39,127.83-58,591.56-21,578.19

Finding the Fourth Proportional to 39,127.83, 58,591.56 and 21,578.19

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Solution

The fourth proportional to 39,127.83, 58,591.56 and 21,578.19 is: 32,312.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,127.83 : 58,591.56 = 21,578.19 : x
  2. Step 2: Convert to fraction form
    39,127.83/58,591.56 = 21,578.19/x
  3. Step 3: Cross multiply
    39,127.83x = 58,591.56 × 21,578.19
  4. Step 4: Simplify right side
    39,127.83x = 1,264,299,814.08
  5. Step 5: Solve for x
    x = 1,264,299,814.08/39,127.83
  6. Step 6: Final answer
    x = 32,312.04

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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.