Home / 34,269.96-47,287.74-19,160.76

Finding the Fourth Proportional to 34,269.96, 47,287.74 and 19,160.76

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Solution

The fourth proportional to 34,269.96, 47,287.74 and 19,160.76 is: 26,439.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,269.96 : 47,287.74 = 19,160.76 : x
  2. Step 2: Convert to fraction form
    34,269.96/47,287.74 = 19,160.76/x
  3. Step 3: Cross multiply
    34,269.96x = 47,287.74 × 19,160.76
  4. Step 4: Simplify right side
    34,269.96x = 906,069,037.08
  5. Step 5: Solve for x
    x = 906,069,037.08/34,269.96
  6. Step 6: Final answer
    x = 26,439.16

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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.