Home / 34,441-47,521.26-20,288.68

Finding the Fourth Proportional to 34,441, 47,521.26 and 20,288.68

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Solution

The fourth proportional to 34,441, 47,521.26 and 20,288.68 is: 27,994.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,441 : 47,521.26 = 20,288.68 : x
  2. Step 2: Convert to fraction form
    34,441/47,521.26 = 20,288.68/x
  3. Step 3: Cross multiply
    34,441x = 47,521.26 × 20,288.68
  4. Step 4: Simplify right side
    34,441x = 964,143,637.34
  5. Step 5: Solve for x
    x = 964,143,637.34/34,441
  6. Step 6: Final answer
    x = 27,994.07

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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.