Home / 39,966.14-55,153.66-22,060.76

Finding the Fourth Proportional to 39,966.14, 55,153.66 and 22,060.76

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Solution

The fourth proportional to 39,966.14, 55,153.66 and 22,060.76 is: 30,444.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,966.14 : 55,153.66 = 22,060.76 : x
  2. Step 2: Convert to fraction form
    39,966.14/55,153.66 = 22,060.76/x
  3. Step 3: Cross multiply
    39,966.14x = 55,153.66 × 22,060.76
  4. Step 4: Simplify right side
    39,966.14x = 1,216,731,832.18
  5. Step 5: Solve for x
    x = 1,216,731,832.18/39,966.14
  6. Step 6: Final answer
    x = 30,444.06

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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.