Home / 39,784.02-59,675.76-12,082.02

Finding the Fourth Proportional to 39,784.02, 59,675.76 and 12,082.02

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Solution

The fourth proportional to 39,784.02, 59,675.76 and 12,082.02 is: 18,122.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,784.02 : 59,675.76 = 12,082.02 : x
  2. Step 2: Convert to fraction form
    39,784.02/59,675.76 = 12,082.02/x
  3. Step 3: Cross multiply
    39,784.02x = 59,675.76 × 12,082.02
  4. Step 4: Simplify right side
    39,784.02x = 721,003,725.84
  5. Step 5: Solve for x
    x = 721,003,725.84/39,784.02
  6. Step 6: Final answer
    x = 18,122.95

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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.