Home / 18,315.12-27,462.42-5,832.93

Finding the Fourth Proportional to 18,315.12, 27,462.42 and 5,832.93

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Solution

The fourth proportional to 18,315.12, 27,462.42 and 5,832.93 is: 8,746.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,315.12 : 27,462.42 = 5,832.93 : x
  2. Step 2: Convert to fraction form
    18,315.12/27,462.42 = 5,832.93/x
  3. Step 3: Cross multiply
    18,315.12x = 27,462.42 × 5,832.93
  4. Step 4: Simplify right side
    18,315.12x = 160,186,373.49
  5. Step 5: Solve for x
    x = 160,186,373.49/18,315.12
  6. Step 6: Final answer
    x = 8,746.13

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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.