Home / 34,353.30-47,430.68-21,452.23

Finding the Fourth Proportional to 34,353.30, 47,430.68 and 21,452.23

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Solution

The fourth proportional to 34,353.30, 47,430.68 and 21,452.23 is: 29,618.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,353.30 : 47,430.68 = 21,452.23 : x
  2. Step 2: Convert to fraction form
    34,353.30/47,430.68 = 21,452.23/x
  3. Step 3: Cross multiply
    34,353.30x = 47,430.68 × 21,452.23
  4. Step 4: Simplify right side
    34,353.30x = 1,017,493,856.42
  5. Step 5: Solve for x
    x = 1,017,493,856.42/34,353.30
  6. Step 6: Final answer
    x = 29,618.52

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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.