Home / 60,288.24-90,409.20-28,673.94

Finding the Fourth Proportional to 60,288.24, 90,409.20 and 28,673.94

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Solution

The fourth proportional to 60,288.24, 90,409.20 and 28,673.94 is: 42,999.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,288.24 : 90,409.20 = 28,673.94 : x
  2. Step 2: Convert to fraction form
    60,288.24/90,409.20 = 28,673.94/x
  3. Step 3: Cross multiply
    60,288.24x = 90,409.20 × 28,673.94
  4. Step 4: Simplify right side
    60,288.24x = 2,592,388,207.76
  5. Step 5: Solve for x
    x = 2,592,388,207.76/60,288.24
  6. Step 6: Final answer
    x = 42,999.90

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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.