Home / 34,000.79-51,087.30-21,526.68

Finding the Fourth Proportional to 34,000.79, 51,087.30 and 21,526.68

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Solution

The fourth proportional to 34,000.79, 51,087.30 and 21,526.68 is: 32,344.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,000.79 : 51,087.30 = 21,526.68 : x
  2. Step 2: Convert to fraction form
    34,000.79/51,087.30 = 21,526.68/x
  3. Step 3: Cross multiply
    34,000.79x = 51,087.30 × 21,526.68
  4. Step 4: Simplify right side
    34,000.79x = 1,099,739,851.53
  5. Step 5: Solve for x
    x = 1,099,739,851.53/34,000.79
  6. Step 6: Final answer
    x = 32,344.54

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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.