Home / 53,420.08-73,713.24-29,543.50

Finding the Fourth Proportional to 53,420.08, 73,713.24 and 29,543.50

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Solution

The fourth proportional to 53,420.08, 73,713.24 and 29,543.50 is: 40,766.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,420.08 : 73,713.24 = 29,543.50 : x
  2. Step 2: Convert to fraction form
    53,420.08/73,713.24 = 29,543.50/x
  3. Step 3: Cross multiply
    53,420.08x = 73,713.24 × 29,543.50
  4. Step 4: Simplify right side
    53,420.08x = 2,177,747,105.94
  5. Step 5: Solve for x
    x = 2,177,747,105.94/53,420.08
  6. Step 6: Final answer
    x = 40,766.45

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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.