Home / 45,548.27-68,330.59-21,835.72

Finding the Fourth Proportional to 45,548.27, 68,330.59 and 21,835.72

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Solution

The fourth proportional to 45,548.27, 68,330.59 and 21,835.72 is: 32,757.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,548.27 : 68,330.59 = 21,835.72 : x
  2. Step 2: Convert to fraction form
    45,548.27/68,330.59 = 21,835.72/x
  3. Step 3: Cross multiply
    45,548.27x = 68,330.59 × 21,835.72
  4. Step 4: Simplify right side
    45,548.27x = 1,492,047,289.02
  5. Step 5: Solve for x
    x = 1,492,047,289.02/45,548.27
  6. Step 6: Final answer
    x = 32,757.50

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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.