Home / 27,902.04-41,800.20-15,403.32

Finding the Fourth Proportional to 27,902.04, 41,800.20 and 15,403.32

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Solution

The fourth proportional to 27,902.04, 41,800.20 and 15,403.32 is: 23,075.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,902.04 : 41,800.20 = 15,403.32 : x
  2. Step 2: Convert to fraction form
    27,902.04/41,800.20 = 15,403.32/x
  3. Step 3: Cross multiply
    27,902.04x = 41,800.20 × 15,403.32
  4. Step 4: Simplify right side
    27,902.04x = 643,861,856.66
  5. Step 5: Solve for x
    x = 643,861,856.66/27,902.04
  6. Step 6: Final answer
    x = 23,075.80

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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.