Home / 53,385.61-73,665.75-29,509.04

Finding the Fourth Proportional to 53,385.61, 73,665.75 and 29,509.04

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Solution

The fourth proportional to 53,385.61, 73,665.75 and 29,509.04 is: 40,718.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,385.61 : 73,665.75 = 29,509.04 : x
  2. Step 2: Convert to fraction form
    53,385.61/73,665.75 = 29,509.04/x
  3. Step 3: Cross multiply
    53,385.61x = 73,665.75 × 29,509.04
  4. Step 4: Simplify right side
    53,385.61x = 2,173,805,194.85
  5. Step 5: Solve for x
    x = 2,173,805,194.85/53,385.61
  6. Step 6: Final answer
    x = 40,718.94

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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.