Home / 60,228.72-90,347.88-18,675.12

Finding the Fourth Proportional to 60,228.72, 90,347.88 and 18,675.12

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Solution

The fourth proportional to 60,228.72, 90,347.88 and 18,675.12 is: 28,014.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,228.72 : 90,347.88 = 18,675.12 : x
  2. Step 2: Convert to fraction form
    60,228.72/90,347.88 = 18,675.12/x
  3. Step 3: Cross multiply
    60,228.72x = 90,347.88 × 18,675.12
  4. Step 4: Simplify right side
    60,228.72x = 1,687,257,500.75
  5. Step 5: Solve for x
    x = 1,687,257,500.75/60,228.72
  6. Step 6: Final answer
    x = 28,014.17

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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.