Home / 22,301.49-30,777.48-14,734.55

Finding the Fourth Proportional to 22,301.49, 30,777.48 and 14,734.55

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Solution

The fourth proportional to 22,301.49, 30,777.48 and 14,734.55 is: 20,334.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,301.49 : 30,777.48 = 14,734.55 : x
  2. Step 2: Convert to fraction form
    22,301.49/30,777.48 = 14,734.55/x
  3. Step 3: Cross multiply
    22,301.49x = 30,777.48 × 14,734.55
  4. Step 4: Simplify right side
    22,301.49x = 453,492,204.15
  5. Step 5: Solve for x
    x = 453,492,204.15/22,301.49
  6. Step 6: Final answer
    x = 20,334.62

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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.