Home / 21,929.44-32,899.02-10,236.28

Finding the Fourth Proportional to 21,929.44, 32,899.02 and 10,236.28

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Solution

The fourth proportional to 21,929.44, 32,899.02 and 10,236.28 is: 15,356.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,929.44 : 32,899.02 = 10,236.28 : x
  2. Step 2: Convert to fraction form
    21,929.44/32,899.02 = 10,236.28/x
  3. Step 3: Cross multiply
    21,929.44x = 32,899.02 × 10,236.28
  4. Step 4: Simplify right side
    21,929.44x = 336,763,580.45
  5. Step 5: Solve for x
    x = 336,763,580.45/21,929.44
  6. Step 6: Final answer
    x = 15,356.69

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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.