Home / 21,480.64-32,208.02-9,632.27

Finding the Fourth Proportional to 21,480.64, 32,208.02 and 9,632.27

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Solution

The fourth proportional to 21,480.64, 32,208.02 and 9,632.27 is: 14,442.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,480.64 : 32,208.02 = 9,632.27 : x
  2. Step 2: Convert to fraction form
    21,480.64/32,208.02 = 9,632.27/x
  3. Step 3: Cross multiply
    21,480.64x = 32,208.02 × 9,632.27
  4. Step 4: Simplify right side
    21,480.64x = 310,236,216.12
  5. Step 5: Solve for x
    x = 310,236,216.12/21,480.64
  6. Step 6: Final answer
    x = 14,442.60

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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.