Home / 17,785.57-24,547.48-11,725.17

Finding the Fourth Proportional to 17,785.57, 24,547.48 and 11,725.17

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Solution

The fourth proportional to 17,785.57, 24,547.48 and 11,725.17 is: 16,182.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,785.57 : 24,547.48 = 11,725.17 : x
  2. Step 2: Convert to fraction form
    17,785.57/24,547.48 = 11,725.17/x
  3. Step 3: Cross multiply
    17,785.57x = 24,547.48 × 11,725.17
  4. Step 4: Simplify right side
    17,785.57x = 287,823,346.76
  5. Step 5: Solve for x
    x = 287,823,346.76/17,785.57
  6. Step 6: Final answer
    x = 16,182.97

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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.