Home / 18,068.13-27,041.45-17,378.01

Finding the Fourth Proportional to 18,068.13, 27,041.45 and 17,378.01

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Solution

The fourth proportional to 18,068.13, 27,041.45 and 17,378.01 is: 26,008.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,068.13 : 27,041.45 = 17,378.01 : x
  2. Step 2: Convert to fraction form
    18,068.13/27,041.45 = 17,378.01/x
  3. Step 3: Cross multiply
    18,068.13x = 27,041.45 × 17,378.01
  4. Step 4: Simplify right side
    18,068.13x = 469,926,501.62
  5. Step 5: Solve for x
    x = 469,926,501.62/18,068.13
  6. Step 6: Final answer
    x = 26,008.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.