Home / 19,841.18-29,761.59-5,990.18

Finding the Fourth Proportional to 19,841.18, 29,761.59 and 5,990.18

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Solution

The fourth proportional to 19,841.18, 29,761.59 and 5,990.18 is: 8,985.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,841.18 : 29,761.59 = 5,990.18 : x
  2. Step 2: Convert to fraction form
    19,841.18/29,761.59 = 5,990.18/x
  3. Step 3: Cross multiply
    19,841.18x = 29,761.59 × 5,990.18
  4. Step 4: Simplify right side
    19,841.18x = 178,277,281.19
  5. Step 5: Solve for x
    x = 178,277,281.19/19,841.18
  6. Step 6: Final answer
    x = 8,985.22

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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.