Home / 17,869.29-26,795.25-5,387.00

Finding the Fourth Proportional to 17,869.29, 26,795.25 and 5,387.00

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Solution

The fourth proportional to 17,869.29, 26,795.25 and 5,387.00 is: 8,077.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,869.29 : 26,795.25 = 5,387.00 : x
  2. Step 2: Convert to fraction form
    17,869.29/26,795.25 = 5,387.00/x
  3. Step 3: Cross multiply
    17,869.29x = 26,795.25 × 5,387.00
  4. Step 4: Simplify right side
    17,869.29x = 144,345,877.77
  5. Step 5: Solve for x
    x = 144,345,877.77/17,869.29
  6. Step 6: Final answer
    x = 8,077.87

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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.