Home / 17,886.29-24,685.36-10,812.70

Finding the Fourth Proportional to 17,886.29, 24,685.36 and 10,812.70

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Solution

The fourth proportional to 17,886.29, 24,685.36 and 10,812.70 is: 14,922.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,886.29 : 24,685.36 = 10,812.70 : x
  2. Step 2: Convert to fraction form
    17,886.29/24,685.36 = 10,812.70/x
  3. Step 3: Cross multiply
    17,886.29x = 24,685.36 × 10,812.70
  4. Step 4: Simplify right side
    17,886.29x = 266,915,303.33
  5. Step 5: Solve for x
    x = 266,915,303.33/17,886.29
  6. Step 6: Final answer
    x = 14,922.90

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1.5x scale

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.