Home / 53,392.13-73,668.88-31,877.68

Finding the Fourth Proportional to 53,392.13, 73,668.88 and 31,877.68

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Solution

The fourth proportional to 53,392.13, 73,668.88 and 31,877.68 is: 43,983.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,392.13 : 73,668.88 = 31,877.68 : x
  2. Step 2: Convert to fraction form
    53,392.13/73,668.88 = 31,877.68/x
  3. Step 3: Cross multiply
    53,392.13x = 73,668.88 × 31,877.68
  4. Step 4: Simplify right side
    53,392.13x = 2,348,392,982.60
  5. Step 5: Solve for x
    x = 2,348,392,982.60/53,392.13
  6. Step 6: Final answer
    x = 43,983.88

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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.