Home / 21,424.24-32,156.07-10,901.62

Finding the Fourth Proportional to 21,424.24, 32,156.07 and 10,901.62

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Solution

The fourth proportional to 21,424.24, 32,156.07 and 10,901.62 is: 16,362.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,424.24 : 32,156.07 = 10,901.62 : x
  2. Step 2: Convert to fraction form
    21,424.24/32,156.07 = 10,901.62/x
  3. Step 3: Cross multiply
    21,424.24x = 32,156.07 × 10,901.62
  4. Step 4: Simplify right side
    21,424.24x = 350,553,255.83
  5. Step 5: Solve for x
    x = 350,553,255.83/21,424.24
  6. Step 6: Final answer
    x = 16,362.46

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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.