Home / 18,289.72-25,240.02-10,332.04

Finding the Fourth Proportional to 18,289.72, 25,240.02 and 10,332.04

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Solution

The fourth proportional to 18,289.72, 25,240.02 and 10,332.04 is: 14,258.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,289.72 : 25,240.02 = 10,332.04 : x
  2. Step 2: Convert to fraction form
    18,289.72/25,240.02 = 10,332.04/x
  3. Step 3: Cross multiply
    18,289.72x = 25,240.02 × 10,332.04
  4. Step 4: Simplify right side
    18,289.72x = 260,780,896.24
  5. Step 5: Solve for x
    x = 260,780,896.24/18,289.72
  6. Step 6: Final answer
    x = 14,258.33

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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.