Home / 28,408.02-42,634.04-22,874.91

Finding the Fourth Proportional to 28,408.02, 42,634.04 and 22,874.91

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Solution

The fourth proportional to 28,408.02, 42,634.04 and 22,874.91 is: 34,330.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,408.02 : 42,634.04 = 22,874.91 : x
  2. Step 2: Convert to fraction form
    28,408.02/42,634.04 = 22,874.91/x
  3. Step 3: Cross multiply
    28,408.02x = 42,634.04 × 22,874.91
  4. Step 4: Simplify right side
    28,408.02x = 975,249,713.56
  5. Step 5: Solve for x
    x = 975,249,713.56/28,408.02
  6. Step 6: Final answer
    x = 34,330.08

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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.