Home / 53,534.12-73,877.22-29,660.60

Finding the Fourth Proportional to 53,534.12, 73,877.22 and 29,660.60

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Solution

The fourth proportional to 53,534.12, 73,877.22 and 29,660.60 is: 40,931.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,534.12 : 73,877.22 = 29,660.60 : x
  2. Step 2: Convert to fraction form
    53,534.12/73,877.22 = 29,660.60/x
  3. Step 3: Cross multiply
    53,534.12x = 73,877.22 × 29,660.60
  4. Step 4: Simplify right side
    53,534.12x = 2,191,242,671.53
  5. Step 5: Solve for x
    x = 2,191,242,671.53/53,534.12
  6. Step 6: Final answer
    x = 40,931.70

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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.