Home / 34,069.41-51,121.13-21,554.91

Finding the Fourth Proportional to 34,069.41, 51,121.13 and 21,554.91

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Solution

The fourth proportional to 34,069.41, 51,121.13 and 21,554.91 is: 32,343.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,069.41 : 51,121.13 = 21,554.91 : x
  2. Step 2: Convert to fraction form
    34,069.41/51,121.13 = 21,554.91/x
  3. Step 3: Cross multiply
    34,069.41x = 51,121.13 × 21,554.91
  4. Step 4: Simplify right side
    34,069.41x = 1,101,911,248.47
  5. Step 5: Solve for x
    x = 1,101,911,248.47/34,069.41
  6. Step 6: Final answer
    x = 32,343.13

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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.