Home / 47,158.43-70,744.68-15,571.83

Finding the Fourth Proportional to 47,158.43, 70,744.68 and 15,571.83

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Solution

The fourth proportional to 47,158.43, 70,744.68 and 15,571.83 is: 23,360.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,158.43 : 70,744.68 = 15,571.83 : x
  2. Step 2: Convert to fraction form
    47,158.43/70,744.68 = 15,571.83/x
  3. Step 3: Cross multiply
    47,158.43x = 70,744.68 × 15,571.83
  4. Step 4: Simplify right side
    47,158.43x = 1,101,624,041.51
  5. Step 5: Solve for x
    x = 1,101,624,041.51/47,158.43
  6. Step 6: Final answer
    x = 23,360.07

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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.