Home / 29,382.65-40,547.64-15,954.42

Finding the Fourth Proportional to 29,382.65, 40,547.64 and 15,954.42

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Solution

The fourth proportional to 29,382.65, 40,547.64 and 15,954.42 is: 22,016.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,382.65 : 40,547.64 = 15,954.42 : x
  2. Step 2: Convert to fraction form
    29,382.65/40,547.64 = 15,954.42/x
  3. Step 3: Cross multiply
    29,382.65x = 40,547.64 × 15,954.42
  4. Step 4: Simplify right side
    29,382.65x = 646,913,972.63
  5. Step 5: Solve for x
    x = 646,913,972.63/29,382.65
  6. Step 6: Final answer
    x = 22,016.87

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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.