Home / 15,580.71-23,376.51-6,816.29

Finding the Fourth Proportional to 15,580.71, 23,376.51 and 6,816.29

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Solution

The fourth proportional to 15,580.71, 23,376.51 and 6,816.29 is: 10,226.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,580.71 : 23,376.51 = 6,816.29 : x
  2. Step 2: Convert to fraction form
    15,580.71/23,376.51 = 6,816.29/x
  3. Step 3: Cross multiply
    15,580.71x = 23,376.51 × 6,816.29
  4. Step 4: Simplify right side
    15,580.71x = 159,340,954.47
  5. Step 5: Solve for x
    x = 159,340,954.47/15,580.71
  6. Step 6: Final answer
    x = 10,226.81

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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.