Home / 16,401.40-24,602.86-5,308.95

Finding the Fourth Proportional to 16,401.40, 24,602.86 and 5,308.95

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Solution

The fourth proportional to 16,401.40, 24,602.86 and 5,308.95 is: 7,963.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,401.40 : 24,602.86 = 5,308.95 : x
  2. Step 2: Convert to fraction form
    16,401.40/24,602.86 = 5,308.95/x
  3. Step 3: Cross multiply
    16,401.40x = 24,602.86 × 5,308.95
  4. Step 4: Simplify right side
    16,401.40x = 130,615,452.49
  5. Step 5: Solve for x
    x = 130,615,452.49/16,401.40
  6. Step 6: Final answer
    x = 7,963.68

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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.