Home / 60,228.12-90,347.76-15,855.06

Finding the Fourth Proportional to 60,228.12, 90,347.76 and 15,855.06

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Solution

The fourth proportional to 60,228.12, 90,347.76 and 15,855.06 is: 23,784.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,228.12 : 90,347.76 = 15,855.06 : x
  2. Step 2: Convert to fraction form
    60,228.12/90,347.76 = 15,855.06/x
  3. Step 3: Cross multiply
    60,228.12x = 90,347.76 × 15,855.06
  4. Step 4: Simplify right side
    60,228.12x = 1,432,469,155.67
  5. Step 5: Solve for x
    x = 1,432,469,155.67/60,228.12
  6. Step 6: Final answer
    x = 23,784.06

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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.