Home / 35,306.19-48,722.27-19,390.59

Finding the Fourth Proportional to 35,306.19, 48,722.27 and 19,390.59

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Solution

The fourth proportional to 35,306.19, 48,722.27 and 19,390.59 is: 26,758.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,306.19 : 48,722.27 = 19,390.59 : x
  2. Step 2: Convert to fraction form
    35,306.19/48,722.27 = 19,390.59/x
  3. Step 3: Cross multiply
    35,306.19x = 48,722.27 × 19,390.59
  4. Step 4: Simplify right side
    35,306.19x = 944,753,464.49
  5. Step 5: Solve for x
    x = 944,753,464.49/35,306.19
  6. Step 6: Final answer
    x = 26,758.86

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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.