Home / 25,095.66-34,633.14-15,022.20

Finding the Fourth Proportional to 25,095.66, 34,633.14 and 15,022.20

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Solution

The fourth proportional to 25,095.66, 34,633.14 and 15,022.20 is: 20,731.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,095.66 : 34,633.14 = 15,022.20 : x
  2. Step 2: Convert to fraction form
    25,095.66/34,633.14 = 15,022.20/x
  3. Step 3: Cross multiply
    25,095.66x = 34,633.14 × 15,022.20
  4. Step 4: Simplify right side
    25,095.66x = 520,265,955.71
  5. Step 5: Solve for x
    x = 520,265,955.71/25,095.66
  6. Step 6: Final answer
    x = 20,731.31

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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.