Home / 28,826.61-43,242.12-11,065.80

Finding the Fourth Proportional to 28,826.61, 43,242.12 and 11,065.80

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Solution

The fourth proportional to 28,826.61, 43,242.12 and 11,065.80 is: 16,599.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,826.61 : 43,242.12 = 11,065.80 : x
  2. Step 2: Convert to fraction form
    28,826.61/43,242.12 = 11,065.80/x
  3. Step 3: Cross multiply
    28,826.61x = 43,242.12 × 11,065.80
  4. Step 4: Simplify right side
    28,826.61x = 478,508,651.50
  5. Step 5: Solve for x
    x = 478,508,651.50/28,826.61
  6. Step 6: Final answer
    x = 16,599.55

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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.