Home / 18,802.02-25,939.91-11,248.56

Finding the Fourth Proportional to 18,802.02, 25,939.91 and 11,248.56

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Solution

The fourth proportional to 18,802.02, 25,939.91 and 11,248.56 is: 15,518.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,802.02 : 25,939.91 = 11,248.56 : x
  2. Step 2: Convert to fraction form
    18,802.02/25,939.91 = 11,248.56/x
  3. Step 3: Cross multiply
    18,802.02x = 25,939.91 × 11,248.56
  4. Step 4: Simplify right side
    18,802.02x = 291,786,634.03
  5. Step 5: Solve for x
    x = 291,786,634.03/18,802.02
  6. Step 6: Final answer
    x = 15,518.90

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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.