Home / 18,864.16-26,030.48-10,908.88

Finding the Fourth Proportional to 18,864.16, 26,030.48 and 10,908.88

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Solution

The fourth proportional to 18,864.16, 26,030.48 and 10,908.88 is: 15,053.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,864.16 : 26,030.48 = 10,908.88 : x
  2. Step 2: Convert to fraction form
    18,864.16/26,030.48 = 10,908.88/x
  3. Step 3: Cross multiply
    18,864.16x = 26,030.48 × 10,908.88
  4. Step 4: Simplify right side
    18,864.16x = 283,963,382.66
  5. Step 5: Solve for x
    x = 283,963,382.66/18,864.16
  6. Step 6: Final answer
    x = 15,053.06

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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.