Home / 35,204.50-48,574.65-20,868.85

Finding the Fourth Proportional to 35,204.50, 48,574.65 and 20,868.85

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Solution

The fourth proportional to 35,204.50, 48,574.65 and 20,868.85 is: 28,794.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,204.50 : 48,574.65 = 20,868.85 : x
  2. Step 2: Convert to fraction form
    35,204.50/48,574.65 = 20,868.85/x
  3. Step 3: Cross multiply
    35,204.50x = 48,574.65 × 20,868.85
  4. Step 4: Simplify right side
    35,204.50x = 1,013,697,084.65
  5. Step 5: Solve for x
    x = 1,013,697,084.65/35,204.50
  6. Step 6: Final answer
    x = 28,794.53

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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.