Home / 53,518.28-80,254.14-28,552.76

Finding the Fourth Proportional to 53,518.28, 80,254.14 and 28,552.76

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Solution

The fourth proportional to 53,518.28, 80,254.14 and 28,552.76 is: 42,816.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,518.28 : 80,254.14 = 28,552.76 : x
  2. Step 2: Convert to fraction form
    53,518.28/80,254.14 = 28,552.76/x
  3. Step 3: Cross multiply
    53,518.28x = 80,254.14 × 28,552.76
  4. Step 4: Simplify right side
    53,518.28x = 2,291,477,198.43
  5. Step 5: Solve for x
    x = 2,291,477,198.43/53,518.28
  6. Step 6: Final answer
    x = 42,816.72

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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.