Home / 18,001.84-27,001.80-6,316.24

Finding the Fourth Proportional to 18,001.84, 27,001.80 and 6,316.24

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Solution

The fourth proportional to 18,001.84, 27,001.80 and 6,316.24 is: 9,474.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,001.84 : 27,001.80 = 6,316.24 : x
  2. Step 2: Convert to fraction form
    18,001.84/27,001.80 = 6,316.24/x
  3. Step 3: Cross multiply
    18,001.84x = 27,001.80 × 6,316.24
  4. Step 4: Simplify right side
    18,001.84x = 170,549,849.23
  5. Step 5: Solve for x
    x = 170,549,849.23/18,001.84
  6. Step 6: Final answer
    x = 9,474.02

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1.5x scale

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.