Home / 40,047.48-60,069.14-11,967.76

Finding the Fourth Proportional to 40,047.48, 60,069.14 and 11,967.76

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Solution

The fourth proportional to 40,047.48, 60,069.14 and 11,967.76 is: 17,951.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,047.48 : 60,069.14 = 11,967.76 : x
  2. Step 2: Convert to fraction form
    40,047.48/60,069.14 = 11,967.76/x
  3. Step 3: Cross multiply
    40,047.48x = 60,069.14 × 11,967.76
  4. Step 4: Simplify right side
    40,047.48x = 718,893,111.05
  5. Step 5: Solve for x
    x = 718,893,111.05/40,047.48
  6. Step 6: Final answer
    x = 17,951.02

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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.