Home / 47,812.29-71,652.83-30,250.68

Finding the Fourth Proportional to 47,812.29, 71,652.83 and 30,250.68

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Solution

The fourth proportional to 47,812.29, 71,652.83 and 30,250.68 is: 45,334.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,812.29 : 71,652.83 = 30,250.68 : x
  2. Step 2: Convert to fraction form
    47,812.29/71,652.83 = 30,250.68/x
  3. Step 3: Cross multiply
    47,812.29x = 71,652.83 × 30,250.68
  4. Step 4: Simplify right side
    47,812.29x = 2,167,547,100.12
  5. Step 5: Solve for x
    x = 2,167,547,100.12/47,812.29
  6. Step 6: Final answer
    x = 45,334.51

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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.