Home / 48,235.80-66,568.94-29,120.28

Finding the Fourth Proportional to 48,235.80, 66,568.94 and 29,120.28

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Solution

The fourth proportional to 48,235.80, 66,568.94 and 29,120.28 is: 40,188.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,235.80 : 66,568.94 = 29,120.28 : x
  2. Step 2: Convert to fraction form
    48,235.80/66,568.94 = 29,120.28/x
  3. Step 3: Cross multiply
    48,235.80x = 66,568.94 × 29,120.28
  4. Step 4: Simplify right side
    48,235.80x = 1,938,506,026.50
  5. Step 5: Solve for x
    x = 1,938,506,026.50/48,235.80
  6. Step 6: Final answer
    x = 40,188.12

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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.