Home / 23,148.04-31,923.30-15,187.24

Finding the Fourth Proportional to 23,148.04, 31,923.30 and 15,187.24

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Solution

The fourth proportional to 23,148.04, 31,923.30 and 15,187.24 is: 20,944.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,148.04 : 31,923.30 = 15,187.24 : x
  2. Step 2: Convert to fraction form
    23,148.04/31,923.30 = 15,187.24/x
  3. Step 3: Cross multiply
    23,148.04x = 31,923.30 × 15,187.24
  4. Step 4: Simplify right side
    23,148.04x = 484,826,818.69
  5. Step 5: Solve for x
    x = 484,826,818.69/23,148.04
  6. Step 6: Final answer
    x = 20,944.62

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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.