Home / 48,199.48-66,516.69-26,978.20

Finding the Fourth Proportional to 48,199.48, 66,516.69 and 26,978.20

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Solution

The fourth proportional to 48,199.48, 66,516.69 and 26,978.20 is: 37,230.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,199.48 : 66,516.69 = 26,978.20 : x
  2. Step 2: Convert to fraction form
    48,199.48/66,516.69 = 26,978.20/x
  3. Step 3: Cross multiply
    48,199.48x = 66,516.69 × 26,978.20
  4. Step 4: Simplify right side
    48,199.48x = 1,794,500,566.16
  5. Step 5: Solve for x
    x = 1,794,500,566.16/48,199.48
  6. Step 6: Final answer
    x = 37,230.70

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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.