Home / 28,981.20-39,840.36-24,933.24

Finding the Fourth Proportional to 28,981.20, 39,840.36 and 24,933.24

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Solution

The fourth proportional to 28,981.20, 39,840.36 and 24,933.24 is: 34,275.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,981.20 : 39,840.36 = 24,933.24 : x
  2. Step 2: Convert to fraction form
    28,981.20/39,840.36 = 24,933.24/x
  3. Step 3: Cross multiply
    28,981.20x = 39,840.36 × 24,933.24
  4. Step 4: Simplify right side
    28,981.20x = 993,349,257.57
  5. Step 5: Solve for x
    x = 993,349,257.57/28,981.20
  6. Step 6: Final answer
    x = 34,275.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.