Home / 24,698.79-34,015.95-21,340.53

Finding the Fourth Proportional to 24,698.79, 34,015.95 and 21,340.53

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Solution

The fourth proportional to 24,698.79, 34,015.95 and 21,340.53 is: 29,390.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,698.79 : 34,015.95 = 21,340.53 : x
  2. Step 2: Convert to fraction form
    24,698.79/34,015.95 = 21,340.53/x
  3. Step 3: Cross multiply
    24,698.79x = 34,015.95 × 21,340.53
  4. Step 4: Simplify right side
    24,698.79x = 725,918,401.45
  5. Step 5: Solve for x
    x = 725,918,401.45/24,698.79
  6. Step 6: Final answer
    x = 29,390.85

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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.