Home / 34,711.09-47,901.32-18,795.54

Finding the Fourth Proportional to 34,711.09, 47,901.32 and 18,795.54

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Solution

The fourth proportional to 34,711.09, 47,901.32 and 18,795.54 is: 25,937.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,711.09 : 47,901.32 = 18,795.54 : x
  2. Step 2: Convert to fraction form
    34,711.09/47,901.32 = 18,795.54/x
  3. Step 3: Cross multiply
    34,711.09x = 47,901.32 × 18,795.54
  4. Step 4: Simplify right side
    34,711.09x = 900,331,223.10
  5. Step 5: Solve for x
    x = 900,331,223.10/34,711.09
  6. Step 6: Final answer
    x = 25,937.86

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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.