Home / 15,389.36-23,081.94-5,527.22

Finding the Fourth Proportional to 15,389.36, 23,081.94 and 5,527.22

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Solution

The fourth proportional to 15,389.36, 23,081.94 and 5,527.22 is: 8,290.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,389.36 : 23,081.94 = 5,527.22 : x
  2. Step 2: Convert to fraction form
    15,389.36/23,081.94 = 5,527.22/x
  3. Step 3: Cross multiply
    15,389.36x = 23,081.94 × 5,527.22
  4. Step 4: Simplify right side
    15,389.36x = 127,578,960.41
  5. Step 5: Solve for x
    x = 127,578,960.41/15,389.36
  6. Step 6: Final answer
    x = 8,290.08

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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.