Home / 48,453.12-66,891.84-29,336.32

Finding the Fourth Proportional to 48,453.12, 66,891.84 and 29,336.32

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Solution

The fourth proportional to 48,453.12, 66,891.84 and 29,336.32 is: 40,500.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,453.12 : 66,891.84 = 29,336.32 : x
  2. Step 2: Convert to fraction form
    48,453.12/66,891.84 = 29,336.32/x
  3. Step 3: Cross multiply
    48,453.12x = 66,891.84 × 29,336.32
  4. Step 4: Simplify right side
    48,453.12x = 1,962,360,423.63
  5. Step 5: Solve for x
    x = 1,962,360,423.63/48,453.12
  6. Step 6: Final answer
    x = 40,500.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.