Home / 34,684.61-47,864.85-18,769.23

Finding the Fourth Proportional to 34,684.61, 47,864.85 and 18,769.23

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Solution

The fourth proportional to 34,684.61, 47,864.85 and 18,769.23 is: 25,901.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,684.61 : 47,864.85 = 18,769.23 : x
  2. Step 2: Convert to fraction form
    34,684.61/47,864.85 = 18,769.23/x
  3. Step 3: Cross multiply
    34,684.61x = 47,864.85 × 18,769.23
  4. Step 4: Simplify right side
    34,684.61x = 898,386,378.57
  5. Step 5: Solve for x
    x = 898,386,378.57/34,684.61
  6. Step 6: Final answer
    x = 25,901.59

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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.