Home / 34,979.72-48,263.46-22,421.48

Finding the Fourth Proportional to 34,979.72, 48,263.46 and 22,421.48

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Solution

The fourth proportional to 34,979.72, 48,263.46 and 22,421.48 is: 30,936.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,979.72 : 48,263.46 = 22,421.48 : x
  2. Step 2: Convert to fraction form
    34,979.72/48,263.46 = 22,421.48/x
  3. Step 3: Cross multiply
    34,979.72x = 48,263.46 × 22,421.48
  4. Step 4: Simplify right side
    34,979.72x = 1,082,138,203.12
  5. Step 5: Solve for x
    x = 1,082,138,203.12/34,979.72
  6. Step 6: Final answer
    x = 30,936.16

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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.