Home / 47,280.60-70,827.30-30,652.20

Finding the Fourth Proportional to 47,280.60, 70,827.30 and 30,652.20

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Solution

The fourth proportional to 47,280.60, 70,827.30 and 30,652.20 is: 45,917.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,280.60 : 70,827.30 = 30,652.20 : x
  2. Step 2: Convert to fraction form
    47,280.60/70,827.30 = 30,652.20/x
  3. Step 3: Cross multiply
    47,280.60x = 70,827.30 × 30,652.20
  4. Step 4: Simplify right side
    47,280.60x = 2,171,012,565.06
  5. Step 5: Solve for x
    x = 2,171,012,565.06/47,280.60
  6. Step 6: Final answer
    x = 45,917.62

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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.