Home / 15,261.04-21,062.46-9,296.20

Finding the Fourth Proportional to 15,261.04, 21,062.46 and 9,296.20

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Solution

The fourth proportional to 15,261.04, 21,062.46 and 9,296.20 is: 12,830.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,261.04 : 21,062.46 = 9,296.20 : x
  2. Step 2: Convert to fraction form
    15,261.04/21,062.46 = 9,296.20/x
  3. Step 3: Cross multiply
    15,261.04x = 21,062.46 × 9,296.20
  4. Step 4: Simplify right side
    15,261.04x = 195,800,840.65
  5. Step 5: Solve for x
    x = 195,800,840.65/15,261.04
  6. Step 6: Final answer
    x = 12,830.11

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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.