Home / 24,718.65-34,111.79-13,388.18

Finding the Fourth Proportional to 24,718.65, 34,111.79 and 13,388.18

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Solution

The fourth proportional to 24,718.65, 34,111.79 and 13,388.18 is: 18,475.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,718.65 : 34,111.79 = 13,388.18 : x
  2. Step 2: Convert to fraction form
    24,718.65/34,111.79 = 13,388.18/x
  3. Step 3: Cross multiply
    24,718.65x = 34,111.79 × 13,388.18
  4. Step 4: Simplify right side
    24,718.65x = 456,694,547.14
  5. Step 5: Solve for x
    x = 456,694,547.14/24,718.65
  6. Step 6: Final answer
    x = 18,475.71

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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.