Home / 18,984.02-28,476.95-5,836.50

Finding the Fourth Proportional to 18,984.02, 28,476.95 and 5,836.50

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Solution

The fourth proportional to 18,984.02, 28,476.95 and 5,836.50 is: 8,755.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,984.02 : 28,476.95 = 5,836.50 : x
  2. Step 2: Convert to fraction form
    18,984.02/28,476.95 = 5,836.50/x
  3. Step 3: Cross multiply
    18,984.02x = 28,476.95 × 5,836.50
  4. Step 4: Simplify right side
    18,984.02x = 166,205,689.49
  5. Step 5: Solve for x
    x = 166,205,689.49/18,984.02
  6. Step 6: Final answer
    x = 8,755.03

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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.