Home / 40,867.24-61,294.36-18,666.76

Finding the Fourth Proportional to 40,867.24, 61,294.36 and 18,666.76

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Solution

The fourth proportional to 40,867.24, 61,294.36 and 18,666.76 is: 27,997.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,867.24 : 61,294.36 = 18,666.76 : x
  2. Step 2: Convert to fraction form
    40,867.24/61,294.36 = 18,666.76/x
  3. Step 3: Cross multiply
    40,867.24x = 61,294.36 × 18,666.76
  4. Step 4: Simplify right side
    40,867.24x = 1,144,167,107.47
  5. Step 5: Solve for x
    x = 1,144,167,107.47/40,867.24
  6. Step 6: Final answer
    x = 27,997.17

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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.