Home / 34,156.47-51,302.24-20,674.89

Finding the Fourth Proportional to 34,156.47, 51,302.24 and 20,674.89

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Solution

The fourth proportional to 34,156.47, 51,302.24 and 20,674.89 is: 31,053.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,156.47 : 51,302.24 = 20,674.89 : x
  2. Step 2: Convert to fraction form
    34,156.47/51,302.24 = 20,674.89/x
  3. Step 3: Cross multiply
    34,156.47x = 51,302.24 × 20,674.89
  4. Step 4: Simplify right side
    34,156.47x = 1,060,668,142.91
  5. Step 5: Solve for x
    x = 1,060,668,142.91/34,156.47
  6. Step 6: Final answer
    x = 31,053.21

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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.