Home / 34,809.35-48,049.34-20,662.18

Finding the Fourth Proportional to 34,809.35, 48,049.34 and 20,662.18

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Solution

The fourth proportional to 34,809.35, 48,049.34 and 20,662.18 is: 28,521.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,809.35 : 48,049.34 = 20,662.18 : x
  2. Step 2: Convert to fraction form
    34,809.35/48,049.34 = 20,662.18/x
  3. Step 3: Cross multiply
    34,809.35x = 48,049.34 × 20,662.18
  4. Step 4: Simplify right side
    34,809.35x = 992,803,888.53
  5. Step 5: Solve for x
    x = 992,803,888.53/34,809.35
  6. Step 6: Final answer
    x = 28,521.19

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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.