Home / 18,225.65-25,152.23-10,159.83

Finding the Fourth Proportional to 18,225.65, 25,152.23 and 10,159.83

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Solution

The fourth proportional to 18,225.65, 25,152.23 and 10,159.83 is: 14,021.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,225.65 : 25,152.23 = 10,159.83 : x
  2. Step 2: Convert to fraction form
    18,225.65/25,152.23 = 10,159.83/x
  3. Step 3: Cross multiply
    18,225.65x = 25,152.23 × 10,159.83
  4. Step 4: Simplify right side
    18,225.65x = 255,542,330.12
  5. Step 5: Solve for x
    x = 255,542,330.12/18,225.65
  6. Step 6: Final answer
    x = 14,021.03

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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.