Home / 24,888.66-34,345.71-13,557.84

Finding the Fourth Proportional to 24,888.66, 34,345.71 and 13,557.84

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Solution

The fourth proportional to 24,888.66, 34,345.71 and 13,557.84 is: 18,709.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,888.66 : 34,345.71 = 13,557.84 : x
  2. Step 2: Convert to fraction form
    24,888.66/34,345.71 = 13,557.84/x
  3. Step 3: Cross multiply
    24,888.66x = 34,345.71 × 13,557.84
  4. Step 4: Simplify right side
    24,888.66x = 465,653,640.87
  5. Step 5: Solve for x
    x = 465,653,640.87/24,888.66
  6. Step 6: Final answer
    x = 18,709.47

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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.