Home / 47,621.68-65,717.96-26,401.20

Finding the Fourth Proportional to 47,621.68, 65,717.96 and 26,401.20

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Solution

The fourth proportional to 47,621.68, 65,717.96 and 26,401.20 is: 36,433.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,621.68 : 65,717.96 = 26,401.20 : x
  2. Step 2: Convert to fraction form
    47,621.68/65,717.96 = 26,401.20/x
  3. Step 3: Cross multiply
    47,621.68x = 65,717.96 × 26,401.20
  4. Step 4: Simplify right side
    47,621.68x = 1,735,033,005.55
  5. Step 5: Solve for x
    x = 1,735,033,005.55/47,621.68
  6. Step 6: Final answer
    x = 36,433.68

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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.