Home / 17,806.68-26,711.84-6,118.40

Finding the Fourth Proportional to 17,806.68, 26,711.84 and 6,118.40

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Solution

The fourth proportional to 17,806.68, 26,711.84 and 6,118.40 is: 9,178.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,806.68 : 26,711.84 = 6,118.40 : x
  2. Step 2: Convert to fraction form
    17,806.68/26,711.84 = 6,118.40/x
  3. Step 3: Cross multiply
    17,806.68x = 26,711.84 × 6,118.40
  4. Step 4: Simplify right side
    17,806.68x = 163,433,721.86
  5. Step 5: Solve for x
    x = 163,433,721.86/17,806.68
  6. Step 6: Final answer
    x = 9,178.23

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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.