Home / 21,938.77-32,866.71-10,832.50

Finding the Fourth Proportional to 21,938.77, 32,866.71 and 10,832.50

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Solution

The fourth proportional to 21,938.77, 32,866.71 and 10,832.50 is: 16,228.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,938.77 : 32,866.71 = 10,832.50 : x
  2. Step 2: Convert to fraction form
    21,938.77/32,866.71 = 10,832.50/x
  3. Step 3: Cross multiply
    21,938.77x = 32,866.71 × 10,832.50
  4. Step 4: Simplify right side
    21,938.77x = 356,028,636.08
  5. Step 5: Solve for x
    x = 356,028,636.08/21,938.77
  6. Step 6: Final answer
    x = 16,228.29

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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.