Home / 28,895.52-43,343.28-11,367.12

Finding the Fourth Proportional to 28,895.52, 43,343.28 and 11,367.12

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Solution

The fourth proportional to 28,895.52, 43,343.28 and 11,367.12 is: 17,050.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,895.52 : 43,343.28 = 11,367.12 : x
  2. Step 2: Convert to fraction form
    28,895.52/43,343.28 = 11,367.12/x
  3. Step 3: Cross multiply
    28,895.52x = 43,343.28 × 11,367.12
  4. Step 4: Simplify right side
    28,895.52x = 492,688,264.95
  5. Step 5: Solve for x
    x = 492,688,264.95/28,895.52
  6. Step 6: Final answer
    x = 17,050.68

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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.