Home / 13,373.27-18,470.73-10,693.74

Finding the Fourth Proportional to 13,373.27, 18,470.73 and 10,693.74

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Solution

The fourth proportional to 13,373.27, 18,470.73 and 10,693.74 is: 14,769.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,373.27 : 18,470.73 = 10,693.74 : x
  2. Step 2: Convert to fraction form
    13,373.27/18,470.73 = 10,693.74/x
  3. Step 3: Cross multiply
    13,373.27x = 18,470.73 × 10,693.74
  4. Step 4: Simplify right side
    13,373.27x = 197,521,184.23
  5. Step 5: Solve for x
    x = 197,521,184.23/13,373.27
  6. Step 6: Final answer
    x = 14,769.85

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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.