Home / 49,548.78-74,334.52-21,473.55

Finding the Fourth Proportional to 49,548.78, 74,334.52 and 21,473.55

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Solution

The fourth proportional to 49,548.78, 74,334.52 and 21,473.55 is: 32,215.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,548.78 : 74,334.52 = 21,473.55 : x
  2. Step 2: Convert to fraction form
    49,548.78/74,334.52 = 21,473.55/x
  3. Step 3: Cross multiply
    49,548.78x = 74,334.52 × 21,473.55
  4. Step 4: Simplify right side
    49,548.78x = 1,596,225,978.26
  5. Step 5: Solve for x
    x = 1,596,225,978.26/49,548.78
  6. Step 6: Final answer
    x = 32,215.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.