Home / 34,853.81-48,073.73-21,432.42

Finding the Fourth Proportional to 34,853.81, 48,073.73 and 21,432.42

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Solution

The fourth proportional to 34,853.81, 48,073.73 and 21,432.42 is: 29,561.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,853.81 : 48,073.73 = 21,432.42 : x
  2. Step 2: Convert to fraction form
    34,853.81/48,073.73 = 21,432.42/x
  3. Step 3: Cross multiply
    34,853.81x = 48,073.73 × 21,432.42
  4. Step 4: Simplify right side
    34,853.81x = 1,030,336,265.16
  5. Step 5: Solve for x
    x = 1,030,336,265.16/34,853.81
  6. Step 6: Final answer
    x = 29,561.66

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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.