Home / 19,862.60-29,798.91-9,330.66

Finding the Fourth Proportional to 19,862.60, 29,798.91 and 9,330.66

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Solution

The fourth proportional to 19,862.60, 29,798.91 and 9,330.66 is: 13,998.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,862.60 : 29,798.91 = 9,330.66 : x
  2. Step 2: Convert to fraction form
    19,862.60/29,798.91 = 9,330.66/x
  3. Step 3: Cross multiply
    19,862.60x = 29,798.91 × 9,330.66
  4. Step 4: Simplify right side
    19,862.60x = 278,043,497.58
  5. Step 5: Solve for x
    x = 278,043,497.58/19,862.60
  6. Step 6: Final answer
    x = 13,998.35

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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.