Home / 35,298.24-48,713.16-21,150.78

Finding the Fourth Proportional to 35,298.24, 48,713.16 and 21,150.78

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Solution

The fourth proportional to 35,298.24, 48,713.16 and 21,150.78 is: 29,189.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,298.24 : 48,713.16 = 21,150.78 : x
  2. Step 2: Convert to fraction form
    35,298.24/48,713.16 = 21,150.78/x
  3. Step 3: Cross multiply
    35,298.24x = 48,713.16 × 21,150.78
  4. Step 4: Simplify right side
    35,298.24x = 1,030,321,330.26
  5. Step 5: Solve for x
    x = 1,030,321,330.26/35,298.24
  6. Step 6: Final answer
    x = 29,189.03

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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.