Home / 34,397.70-47,471.28-19,089.27

Finding the Fourth Proportional to 34,397.70, 47,471.28 and 19,089.27

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Solution

The fourth proportional to 34,397.70, 47,471.28 and 19,089.27 is: 26,344.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,397.70 : 47,471.28 = 19,089.27 : x
  2. Step 2: Convert to fraction form
    34,397.70/47,471.28 = 19,089.27/x
  3. Step 3: Cross multiply
    34,397.70x = 47,471.28 × 19,089.27
  4. Step 4: Simplify right side
    34,397.70x = 906,192,081.17
  5. Step 5: Solve for x
    x = 906,192,081.17/34,397.70
  6. Step 6: Final answer
    x = 26,344.55

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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.