Home / 18,464.77-25,407.56-17,948.09

Finding the Fourth Proportional to 18,464.77, 25,407.56 and 17,948.09

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Solution

The fourth proportional to 18,464.77, 25,407.56 and 17,948.09 is: 24,696.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,464.77 : 25,407.56 = 17,948.09 : x
  2. Step 2: Convert to fraction form
    18,464.77/25,407.56 = 17,948.09/x
  3. Step 3: Cross multiply
    18,464.77x = 25,407.56 × 17,948.09
  4. Step 4: Simplify right side
    18,464.77x = 456,017,139.03
  5. Step 5: Solve for x
    x = 456,017,139.03/18,464.77
  6. Step 6: Final answer
    x = 24,696.61

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Double scale
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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.