Home / 18,708.46-28,053.32-6,224.13

Finding the Fourth Proportional to 18,708.46, 28,053.32 and 6,224.13

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Solution

The fourth proportional to 18,708.46, 28,053.32 and 6,224.13 is: 9,333.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,708.46 : 28,053.32 = 6,224.13 : x
  2. Step 2: Convert to fraction form
    18,708.46/28,053.32 = 6,224.13/x
  3. Step 3: Cross multiply
    18,708.46x = 28,053.32 × 6,224.13
  4. Step 4: Simplify right side
    18,708.46x = 174,607,510.61
  5. Step 5: Solve for x
    x = 174,607,510.61/18,708.46
  6. Step 6: Final answer
    x = 9,333.08

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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.