Home / 53,515.12-73,851.52-29,642.24

Finding the Fourth Proportional to 53,515.12, 73,851.52 and 29,642.24

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Solution

The fourth proportional to 53,515.12, 73,851.52 and 29,642.24 is: 40,906.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,515.12 : 73,851.52 = 29,642.24 : x
  2. Step 2: Convert to fraction form
    53,515.12/73,851.52 = 29,642.24/x
  3. Step 3: Cross multiply
    53,515.12x = 73,851.52 × 29,642.24
  4. Step 4: Simplify right side
    53,515.12x = 2,189,124,480.20
  5. Step 5: Solve for x
    x = 2,189,124,480.20/53,515.12
  6. Step 6: Final answer
    x = 40,906.65

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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.