Home / 25,660.77-38,483.46-9,017.70

Finding the Fourth Proportional to 25,660.77, 38,483.46 and 9,017.70

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Solution

The fourth proportional to 25,660.77, 38,483.46 and 9,017.70 is: 13,523.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,660.77 : 38,483.46 = 9,017.70 : x
  2. Step 2: Convert to fraction form
    25,660.77/38,483.46 = 9,017.70/x
  3. Step 3: Cross multiply
    25,660.77x = 38,483.46 × 9,017.70
  4. Step 4: Simplify right side
    25,660.77x = 347,032,297.24
  5. Step 5: Solve for x
    x = 347,032,297.24/25,660.77
  6. Step 6: Final answer
    x = 13,523.85

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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.