Home / 39,555.67-54,613.25-23,428.16

Finding the Fourth Proportional to 39,555.67, 54,613.25 and 23,428.16

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Solution

The fourth proportional to 39,555.67, 54,613.25 and 23,428.16 is: 32,346.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,555.67 : 54,613.25 = 23,428.16 : x
  2. Step 2: Convert to fraction form
    39,555.67/54,613.25 = 23,428.16/x
  3. Step 3: Cross multiply
    39,555.67x = 54,613.25 × 23,428.16
  4. Step 4: Simplify right side
    39,555.67x = 1,279,488,037.08
  5. Step 5: Solve for x
    x = 1,279,488,037.08/39,555.67
  6. Step 6: Final answer
    x = 32,346.52

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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.