Home / 15,313.87-22,970.53-8,726.01

Finding the Fourth Proportional to 15,313.87, 22,970.53 and 8,726.01

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Solution

The fourth proportional to 15,313.87, 22,970.53 and 8,726.01 is: 13,088.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,313.87 : 22,970.53 = 8,726.01 : x
  2. Step 2: Convert to fraction form
    15,313.87/22,970.53 = 8,726.01/x
  3. Step 3: Cross multiply
    15,313.87x = 22,970.53 × 8,726.01
  4. Step 4: Simplify right side
    15,313.87x = 200,441,074.49
  5. Step 5: Solve for x
    x = 200,441,074.49/15,313.87
  6. Step 6: Final answer
    x = 13,088.86

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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.