Home / 19,417.91-29,099.97-8,862.17

Finding the Fourth Proportional to 19,417.91, 29,099.97 and 8,862.17

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Solution

The fourth proportional to 19,417.91, 29,099.97 and 8,862.17 is: 13,280.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,417.91 : 29,099.97 = 8,862.17 : x
  2. Step 2: Convert to fraction form
    19,417.91/29,099.97 = 8,862.17/x
  3. Step 3: Cross multiply
    19,417.91x = 29,099.97 × 8,862.17
  4. Step 4: Simplify right side
    19,417.91x = 257,888,735.64
  5. Step 5: Solve for x
    x = 257,888,735.64/19,417.91
  6. Step 6: Final answer
    x = 13,280.98

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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.