Home / 25,274.06-34,887.04-15,205.58

Finding the Fourth Proportional to 25,274.06, 34,887.04 and 15,205.58

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Solution

The fourth proportional to 25,274.06, 34,887.04 and 15,205.58 is: 20,989.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,274.06 : 34,887.04 = 15,205.58 : x
  2. Step 2: Convert to fraction form
    25,274.06/34,887.04 = 15,205.58/x
  3. Step 3: Cross multiply
    25,274.06x = 34,887.04 × 15,205.58
  4. Step 4: Simplify right side
    25,274.06x = 530,477,677.68
  5. Step 5: Solve for x
    x = 530,477,677.68/25,274.06
  6. Step 6: Final answer
    x = 20,989.02

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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.