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Finding the Fourth Proportional to 34,819.20, 52,228.80 and 29,570.40

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Solution

The fourth proportional to 34,819.20, 52,228.80 and 29,570.40 is: 44,355.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,819.20 : 52,228.80 = 29,570.40 : x
  2. Step 2: Convert to fraction form
    34,819.20/52,228.80 = 29,570.40/x
  3. Step 3: Cross multiply
    34,819.20x = 52,228.80 × 29,570.40
  4. Step 4: Simplify right side
    34,819.20x = 1,544,426,507.52
  5. Step 5: Solve for x
    x = 1,544,426,507.52/34,819.20
  6. Step 6: Final answer
    x = 44,355.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.