Home / 35,286.79-48,695.56-19,154.42

Finding the Fourth Proportional to 35,286.79, 48,695.56 and 19,154.42

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Solution

The fourth proportional to 35,286.79, 48,695.56 and 19,154.42 is: 26,432.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,286.79 : 48,695.56 = 19,154.42 : x
  2. Step 2: Convert to fraction form
    35,286.79/48,695.56 = 19,154.42/x
  3. Step 3: Cross multiply
    35,286.79x = 48,695.56 × 19,154.42
  4. Step 4: Simplify right side
    35,286.79x = 932,734,869.13
  5. Step 5: Solve for x
    x = 932,734,869.13/35,286.79
  6. Step 6: Final answer
    x = 26,432.98

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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.