Home / 34,408.20-51,612.30-9,448.20

Finding the Fourth Proportional to 34,408.20, 51,612.30 and 9,448.20

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Solution

The fourth proportional to 34,408.20, 51,612.30 and 9,448.20 is: 14,172.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,408.20 : 51,612.30 = 9,448.20 : x
  2. Step 2: Convert to fraction form
    34,408.20/51,612.30 = 9,448.20/x
  3. Step 3: Cross multiply
    34,408.20x = 51,612.30 × 9,448.20
  4. Step 4: Simplify right side
    34,408.20x = 487,643,332.86
  5. Step 5: Solve for x
    x = 487,643,332.86/34,408.20
  6. Step 6: Final answer
    x = 14,172.30

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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.