Home / 53,353.52-80,034.40-15,910.74

Finding the Fourth Proportional to 53,353.52, 80,034.40 and 15,910.74

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Solution

The fourth proportional to 53,353.52, 80,034.40 and 15,910.74 is: 23,867.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,353.52 : 80,034.40 = 15,910.74 : x
  2. Step 2: Convert to fraction form
    53,353.52/80,034.40 = 15,910.74/x
  3. Step 3: Cross multiply
    53,353.52x = 80,034.40 × 15,910.74
  4. Step 4: Simplify right side
    53,353.52x = 1,273,406,529.46
  5. Step 5: Solve for x
    x = 1,273,406,529.46/53,353.52
  6. Step 6: Final answer
    x = 23,867.34

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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.