Home / 53,349.18-80,035.68-20,069.52

Finding the Fourth Proportional to 53,349.18, 80,035.68 and 20,069.52

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Solution

The fourth proportional to 53,349.18, 80,035.68 and 20,069.52 is: 30,108.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,349.18 : 80,035.68 = 20,069.52 : x
  2. Step 2: Convert to fraction form
    53,349.18/80,035.68 = 20,069.52/x
  3. Step 3: Cross multiply
    53,349.18x = 80,035.68 × 20,069.52
  4. Step 4: Simplify right side
    53,349.18x = 1,606,277,680.47
  5. Step 5: Solve for x
    x = 1,606,277,680.47/53,349.18
  6. Step 6: Final answer
    x = 30,108.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.