Home / 47,344.96-65,312.64-30,982.48

Finding the Fourth Proportional to 47,344.96, 65,312.64 and 30,982.48

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Solution

The fourth proportional to 47,344.96, 65,312.64 and 30,982.48 is: 42,740.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,344.96 : 65,312.64 = 30,982.48 : x
  2. Step 2: Convert to fraction form
    47,344.96/65,312.64 = 30,982.48/x
  3. Step 3: Cross multiply
    47,344.96x = 65,312.64 × 30,982.48
  4. Step 4: Simplify right side
    47,344.96x = 2,023,547,562.55
  5. Step 5: Solve for x
    x = 2,023,547,562.55/47,344.96
  6. Step 6: Final answer
    x = 42,740.51

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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.