Home / 39,044.16-53,884.80-22,279.68

Finding the Fourth Proportional to 39,044.16, 53,884.80 and 22,279.68

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Solution

The fourth proportional to 39,044.16, 53,884.80 and 22,279.68 is: 30,748.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,044.16 : 53,884.80 = 22,279.68 : x
  2. Step 2: Convert to fraction form
    39,044.16/53,884.80 = 22,279.68/x
  3. Step 3: Cross multiply
    39,044.16x = 53,884.80 × 22,279.68
  4. Step 4: Simplify right side
    39,044.16x = 1,200,536,100.86
  5. Step 5: Solve for x
    x = 1,200,536,100.86/39,044.16
  6. Step 6: Final answer
    x = 30,748.16

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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.