Home / 9,823.20-14,734.80-9,247.20

Finding the Fourth Proportional to 9,823.20, 14,734.80 and 9,247.20

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Solution

The fourth proportional to 9,823.20, 14,734.80 and 9,247.20 is: 13,870.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,823.20 : 14,734.80 = 9,247.20 : x
  2. Step 2: Convert to fraction form
    9,823.20/14,734.80 = 9,247.20/x
  3. Step 3: Cross multiply
    9,823.20x = 14,734.80 × 9,247.20
  4. Step 4: Simplify right side
    9,823.20x = 136,255,642.56
  5. Step 5: Solve for x
    x = 136,255,642.56/9,823.20
  6. Step 6: Final answer
    x = 13,870.80

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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.