Home / 19,223.13-26,527.32-11,270.65

Finding the Fourth Proportional to 19,223.13, 26,527.32 and 11,270.65

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Solution

The fourth proportional to 19,223.13, 26,527.32 and 11,270.65 is: 15,553.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,223.13 : 26,527.32 = 11,270.65 : x
  2. Step 2: Convert to fraction form
    19,223.13/26,527.32 = 11,270.65/x
  3. Step 3: Cross multiply
    19,223.13x = 26,527.32 × 11,270.65
  4. Step 4: Simplify right side
    19,223.13x = 298,980,139.16
  5. Step 5: Solve for x
    x = 298,980,139.16/19,223.13
  6. Step 6: Final answer
    x = 15,553.15

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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.