Home / 48,396.68-66,758.48-30,460.56

Finding the Fourth Proportional to 48,396.68, 66,758.48 and 30,460.56

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Solution

The fourth proportional to 48,396.68, 66,758.48 and 30,460.56 is: 42,017.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,396.68 : 66,758.48 = 30,460.56 : x
  2. Step 2: Convert to fraction form
    48,396.68/66,758.48 = 30,460.56/x
  3. Step 3: Cross multiply
    48,396.68x = 66,758.48 × 30,460.56
  4. Step 4: Simplify right side
    48,396.68x = 2,033,500,685.55
  5. Step 5: Solve for x
    x = 2,033,500,685.55/48,396.68
  6. Step 6: Final answer
    x = 42,017.36

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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.