Home / 18,225.73-25,148.45-10,157.62

Finding the Fourth Proportional to 18,225.73, 25,148.45 and 10,157.62

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Solution

The fourth proportional to 18,225.73, 25,148.45 and 10,157.62 is: 14,015.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,225.73 : 25,148.45 = 10,157.62 : x
  2. Step 2: Convert to fraction form
    18,225.73/25,148.45 = 10,157.62/x
  3. Step 3: Cross multiply
    18,225.73x = 25,148.45 × 10,157.62
  4. Step 4: Simplify right side
    18,225.73x = 255,448,398.69
  5. Step 5: Solve for x
    x = 255,448,398.69/18,225.73
  6. Step 6: Final answer
    x = 14,015.81

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Double scale
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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.