Home / 29,756.34-40,984.92-22,178.39

Finding the Fourth Proportional to 29,756.34, 40,984.92 and 22,178.39

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Solution

The fourth proportional to 29,756.34, 40,984.92 and 22,178.39 is: 30,547.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,756.34 : 40,984.92 = 22,178.39 : x
  2. Step 2: Convert to fraction form
    29,756.34/40,984.92 = 22,178.39/x
  3. Step 3: Cross multiply
    29,756.34x = 40,984.92 × 22,178.39
  4. Step 4: Simplify right side
    29,756.34x = 908,979,334.95
  5. Step 5: Solve for x
    x = 908,979,334.95/29,756.34
  6. Step 6: Final answer
    x = 30,547.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.