Home / 34,432.11-47,516.90-19,118.25

Finding the Fourth Proportional to 34,432.11, 47,516.90 and 19,118.25

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Solution

The fourth proportional to 34,432.11, 47,516.90 and 19,118.25 is: 26,383.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,432.11 : 47,516.90 = 19,118.25 : x
  2. Step 2: Convert to fraction form
    34,432.11/47,516.90 = 19,118.25/x
  3. Step 3: Cross multiply
    34,432.11x = 47,516.90 × 19,118.25
  4. Step 4: Simplify right side
    34,432.11x = 908,439,877.83
  5. Step 5: Solve for x
    x = 908,439,877.83/34,432.11
  6. Step 6: Final answer
    x = 26,383.51

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Double scale
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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.