Home / 18,289.50-25,237.49-10,330.04

Finding the Fourth Proportional to 18,289.50, 25,237.49 and 10,330.04

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Solution

The fourth proportional to 18,289.50, 25,237.49 and 10,330.04 is: 14,254.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,289.50 : 25,237.49 = 10,330.04 : x
  2. Step 2: Convert to fraction form
    18,289.50/25,237.49 = 10,330.04/x
  3. Step 3: Cross multiply
    18,289.50x = 25,237.49 × 10,330.04
  4. Step 4: Simplify right side
    18,289.50x = 260,704,103.36
  5. Step 5: Solve for x
    x = 260,704,103.36/18,289.50
  6. Step 6: Final answer
    x = 14,254.30

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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.