Home / 34,145.13-47,047.19-22,947.69

Finding the Fourth Proportional to 34,145.13, 47,047.19 and 22,947.69

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Solution

The fourth proportional to 34,145.13, 47,047.19 and 22,947.69 is: 31,618.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,145.13 : 47,047.19 = 22,947.69 : x
  2. Step 2: Convert to fraction form
    34,145.13/47,047.19 = 22,947.69/x
  3. Step 3: Cross multiply
    34,145.13x = 47,047.19 × 22,947.69
  4. Step 4: Simplify right side
    34,145.13x = 1,079,624,216.75
  5. Step 5: Solve for x
    x = 1,079,624,216.75/34,145.13
  6. Step 6: Final answer
    x = 31,618.69

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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.