Home / 22,846.91-31,536.68-15,700.49

Finding the Fourth Proportional to 22,846.91, 31,536.68 and 15,700.49

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Solution

The fourth proportional to 22,846.91, 31,536.68 and 15,700.49 is: 21,672.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,846.91 : 31,536.68 = 15,700.49 : x
  2. Step 2: Convert to fraction form
    22,846.91/31,536.68 = 15,700.49/x
  3. Step 3: Cross multiply
    22,846.91x = 31,536.68 × 15,700.49
  4. Step 4: Simplify right side
    22,846.91x = 495,141,329.06
  5. Step 5: Solve for x
    x = 495,141,329.06/22,846.91
  6. Step 6: Final answer
    x = 21,672.13

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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.