Home / 31,674.55-47,461.81-25,722.47

Finding the Fourth Proportional to 31,674.55, 47,461.81 and 25,722.47

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Solution

The fourth proportional to 31,674.55, 47,461.81 and 25,722.47 is: 38,543.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,674.55 : 47,461.81 = 25,722.47 : x
  2. Step 2: Convert to fraction form
    31,674.55/47,461.81 = 25,722.47/x
  3. Step 3: Cross multiply
    31,674.55x = 47,461.81 × 25,722.47
  4. Step 4: Simplify right side
    31,674.55x = 1,220,834,983.87
  5. Step 5: Solve for x
    x = 1,220,834,983.87/31,674.55
  6. Step 6: Final answer
    x = 38,543.09

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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.