Home / 35,948.18-49,606.43-20,631.48

Finding the Fourth Proportional to 35,948.18, 49,606.43 and 20,631.48

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Solution

The fourth proportional to 35,948.18, 49,606.43 and 20,631.48 is: 28,470.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,948.18 : 49,606.43 = 20,631.48 : x
  2. Step 2: Convert to fraction form
    35,948.18/49,606.43 = 20,631.48/x
  3. Step 3: Cross multiply
    35,948.18x = 49,606.43 × 20,631.48
  4. Step 4: Simplify right side
    35,948.18x = 1,023,454,197.79
  5. Step 5: Solve for x
    x = 1,023,454,197.79/35,948.18
  6. Step 6: Final answer
    x = 28,470.26

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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.