Home / 19,954.10-29,866.35-15,547.70

Finding the Fourth Proportional to 19,954.10, 29,866.35 and 15,547.70

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Solution

The fourth proportional to 19,954.10, 29,866.35 and 15,547.70 is: 23,271.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,954.10 : 29,866.35 = 15,547.70 : x
  2. Step 2: Convert to fraction form
    19,954.10/29,866.35 = 15,547.70/x
  3. Step 3: Cross multiply
    19,954.10x = 29,866.35 × 15,547.70
  4. Step 4: Simplify right side
    19,954.10x = 464,353,049.90
  5. Step 5: Solve for x
    x = 464,353,049.90/19,954.10
  6. Step 6: Final answer
    x = 23,271.06

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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.