Home / 34,085.62-47,037.70-19,747.40

Finding the Fourth Proportional to 34,085.62, 47,037.70 and 19,747.40

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Solution

The fourth proportional to 34,085.62, 47,037.70 and 19,747.40 is: 27,251.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,085.62 : 47,037.70 = 19,747.40 : x
  2. Step 2: Convert to fraction form
    34,085.62/47,037.70 = 19,747.40/x
  3. Step 3: Cross multiply
    34,085.62x = 47,037.70 × 19,747.40
  4. Step 4: Simplify right side
    34,085.62x = 928,872,331.06
  5. Step 5: Solve for x
    x = 928,872,331.06/34,085.62
  6. Step 6: Final answer
    x = 27,251.15

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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.