Home / 19,373.27-26,734.23-11,818.40

Finding the Fourth Proportional to 19,373.27, 26,734.23 and 11,818.40

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Solution

The fourth proportional to 19,373.27, 26,734.23 and 11,818.40 is: 16,308.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,373.27 : 26,734.23 = 11,818.40 : x
  2. Step 2: Convert to fraction form
    19,373.27/26,734.23 = 11,818.40/x
  3. Step 3: Cross multiply
    19,373.27x = 26,734.23 × 11,818.40
  4. Step 4: Simplify right side
    19,373.27x = 315,955,823.83
  5. Step 5: Solve for x
    x = 315,955,823.83/19,373.27
  6. Step 6: Final answer
    x = 16,308.85

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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.