Home / 19,330.12-26,650.18-13,948.04

Finding the Fourth Proportional to 19,330.12, 26,650.18 and 13,948.04

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Solution

The fourth proportional to 19,330.12, 26,650.18 and 13,948.04 is: 19,229.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,330.12 : 26,650.18 = 13,948.04 : x
  2. Step 2: Convert to fraction form
    19,330.12/26,650.18 = 13,948.04/x
  3. Step 3: Cross multiply
    19,330.12x = 26,650.18 × 13,948.04
  4. Step 4: Simplify right side
    19,330.12x = 371,717,776.65
  5. Step 5: Solve for x
    x = 371,717,776.65/19,330.12
  6. Step 6: Final answer
    x = 19,229.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.