Home / 28,044.02-42,093.75-12,259.95

Finding the Fourth Proportional to 28,044.02, 42,093.75 and 12,259.95

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Solution

The fourth proportional to 28,044.02, 42,093.75 and 12,259.95 is: 18,402.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,044.02 : 42,093.75 = 12,259.95 : x
  2. Step 2: Convert to fraction form
    28,044.02/42,093.75 = 12,259.95/x
  3. Step 3: Cross multiply
    28,044.02x = 42,093.75 × 12,259.95
  4. Step 4: Simplify right side
    28,044.02x = 516,067,066.49
  5. Step 5: Solve for x
    x = 516,067,066.49/28,044.02
  6. Step 6: Final answer
    x = 18,402.03

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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.