Home / 26,047.74-39,022.65-12,884.70

Finding the Fourth Proportional to 26,047.74, 39,022.65 and 12,884.70

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Solution

The fourth proportional to 26,047.74, 39,022.65 and 12,884.70 is: 19,302.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,047.74 : 39,022.65 = 12,884.70 : x
  2. Step 2: Convert to fraction form
    26,047.74/39,022.65 = 12,884.70/x
  3. Step 3: Cross multiply
    26,047.74x = 39,022.65 × 12,884.70
  4. Step 4: Simplify right side
    26,047.74x = 502,795,138.46
  5. Step 5: Solve for x
    x = 502,795,138.46/26,047.74
  6. Step 6: Final answer
    x = 19,302.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.