Home / 53,294.76-73,540.50-31,785.68

Finding the Fourth Proportional to 53,294.76, 73,540.50 and 31,785.68

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Solution

The fourth proportional to 53,294.76, 73,540.50 and 31,785.68 is: 43,860.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,294.76 : 73,540.50 = 31,785.68 : x
  2. Step 2: Convert to fraction form
    53,294.76/73,540.50 = 31,785.68/x
  3. Step 3: Cross multiply
    53,294.76x = 73,540.50 × 31,785.68
  4. Step 4: Simplify right side
    53,294.76x = 2,337,534,432.34
  5. Step 5: Solve for x
    x = 2,337,534,432.34/53,294.76
  6. Step 6: Final answer
    x = 43,860.49

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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.