Home / 19,701.12-29,562.72-10,466.88

Finding the Fourth Proportional to 19,701.12, 29,562.72 and 10,466.88

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Solution

The fourth proportional to 19,701.12, 29,562.72 and 10,466.88 is: 15,706.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,701.12 : 29,562.72 = 10,466.88 : x
  2. Step 2: Convert to fraction form
    19,701.12/29,562.72 = 10,466.88/x
  3. Step 3: Cross multiply
    19,701.12x = 29,562.72 × 10,466.88
  4. Step 4: Simplify right side
    19,701.12x = 309,429,442.71
  5. Step 5: Solve for x
    x = 309,429,442.71/19,701.12
  6. Step 6: Final answer
    x = 15,706.19

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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.