Home / 17,946.57-24,767.43-9,988.77

Finding the Fourth Proportional to 17,946.57, 24,767.43 and 9,988.77

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Solution

The fourth proportional to 17,946.57, 24,767.43 and 9,988.77 is: 13,785.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,946.57 : 24,767.43 = 9,988.77 : x
  2. Step 2: Convert to fraction form
    17,946.57/24,767.43 = 9,988.77/x
  3. Step 3: Cross multiply
    17,946.57x = 24,767.43 × 9,988.77
  4. Step 4: Simplify right side
    17,946.57x = 247,396,161.76
  5. Step 5: Solve for x
    x = 247,396,161.76/17,946.57
  6. Step 6: Final answer
    x = 13,785.15

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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.