Home / 40,333.59-55,659.09-22,428.12

Finding the Fourth Proportional to 40,333.59, 55,659.09 and 22,428.12

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Solution

The fourth proportional to 40,333.59, 55,659.09 and 22,428.12 is: 30,950.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,333.59 : 55,659.09 = 22,428.12 : x
  2. Step 2: Convert to fraction form
    40,333.59/55,659.09 = 22,428.12/x
  3. Step 3: Cross multiply
    40,333.59x = 55,659.09 × 22,428.12
  4. Step 4: Simplify right side
    40,333.59x = 1,248,328,749.61
  5. Step 5: Solve for x
    x = 1,248,328,749.61/40,333.59
  6. Step 6: Final answer
    x = 30,950.10

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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.