Home / 22,345.74-30,818.27-15,960.51

Finding the Fourth Proportional to 22,345.74, 30,818.27 and 15,960.51

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Solution

The fourth proportional to 22,345.74, 30,818.27 and 15,960.51 is: 22,012.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,345.74 : 30,818.27 = 15,960.51 : x
  2. Step 2: Convert to fraction form
    22,345.74/30,818.27 = 15,960.51/x
  3. Step 3: Cross multiply
    22,345.74x = 30,818.27 × 15,960.51
  4. Step 4: Simplify right side
    22,345.74x = 491,875,346.42
  5. Step 5: Solve for x
    x = 491,875,346.42/22,345.74
  6. Step 6: Final answer
    x = 22,012.04

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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.