Home / 55,354.24-76,401.12-35,207.20

Finding the Fourth Proportional to 55,354.24, 76,401.12 and 35,207.20

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Solution

The fourth proportional to 55,354.24, 76,401.12 and 35,207.20 is: 48,593.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,354.24 : 76,401.12 = 35,207.20 : x
  2. Step 2: Convert to fraction form
    55,354.24/76,401.12 = 35,207.20/x
  3. Step 3: Cross multiply
    55,354.24x = 76,401.12 × 35,207.20
  4. Step 4: Simplify right side
    55,354.24x = 2,689,869,512.06
  5. Step 5: Solve for x
    x = 2,689,869,512.06/55,354.24
  6. Step 6: Final answer
    x = 48,593.74

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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.