Home / 35,298.20-48,712.34-19,381.72

Finding the Fourth Proportional to 35,298.20, 48,712.34 and 19,381.72

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Solution

The fourth proportional to 35,298.20, 48,712.34 and 19,381.72 is: 26,747.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,298.20 : 48,712.34 = 19,381.72 : x
  2. Step 2: Convert to fraction form
    35,298.20/48,712.34 = 19,381.72/x
  3. Step 3: Cross multiply
    35,298.20x = 48,712.34 × 19,381.72
  4. Step 4: Simplify right side
    35,298.20x = 944,128,934.42
  5. Step 5: Solve for x
    x = 944,128,934.42/35,298.20
  6. Step 6: Final answer
    x = 26,747.23

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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.