Home / 39,706.18-54,795.34-22,711.98

Finding the Fourth Proportional to 39,706.18, 54,795.34 and 22,711.98

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Solution

The fourth proportional to 39,706.18, 54,795.34 and 22,711.98 is: 31,343.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,706.18 : 54,795.34 = 22,711.98 : x
  2. Step 2: Convert to fraction form
    39,706.18/54,795.34 = 22,711.98/x
  3. Step 3: Cross multiply
    39,706.18x = 54,795.34 × 22,711.98
  4. Step 4: Simplify right side
    39,706.18x = 1,244,510,666.17
  5. Step 5: Solve for x
    x = 1,244,510,666.17/39,706.18
  6. Step 6: Final answer
    x = 31,343.00

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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.