Home / 21,896.24-32,815.80-10,045.74

Finding the Fourth Proportional to 21,896.24, 32,815.80 and 10,045.74

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Solution

The fourth proportional to 21,896.24, 32,815.80 and 10,045.74 is: 15,055.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,896.24 : 32,815.80 = 10,045.74 : x
  2. Step 2: Convert to fraction form
    21,896.24/32,815.80 = 10,045.74/x
  3. Step 3: Cross multiply
    21,896.24x = 32,815.80 × 10,045.74
  4. Step 4: Simplify right side
    21,896.24x = 329,658,909.30
  5. Step 5: Solve for x
    x = 329,658,909.30/21,896.24
  6. Step 6: Final answer
    x = 15,055.50

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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.