Home / 45,647.23-68,527.22-21,654.47

Finding the Fourth Proportional to 45,647.23, 68,527.22 and 21,654.47

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Solution

The fourth proportional to 45,647.23, 68,527.22 and 21,654.47 is: 32,508.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,647.23 : 68,527.22 = 21,654.47 : x
  2. Step 2: Convert to fraction form
    45,647.23/68,527.22 = 21,654.47/x
  3. Step 3: Cross multiply
    45,647.23x = 68,527.22 × 21,654.47
  4. Step 4: Simplify right side
    45,647.23x = 1,483,920,629.67
  5. Step 5: Solve for x
    x = 1,483,920,629.67/45,647.23
  6. Step 6: Final answer
    x = 32,508.45

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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.