Home / 28,261.02-39,003.66-16,324.35

Finding the Fourth Proportional to 28,261.02, 39,003.66 and 16,324.35

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Solution

The fourth proportional to 28,261.02, 39,003.66 and 16,324.35 is: 22,529.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,261.02 : 39,003.66 = 16,324.35 : x
  2. Step 2: Convert to fraction form
    28,261.02/39,003.66 = 16,324.35/x
  3. Step 3: Cross multiply
    28,261.02x = 39,003.66 × 16,324.35
  4. Step 4: Simplify right side
    28,261.02x = 636,709,397.12
  5. Step 5: Solve for x
    x = 636,709,397.12/28,261.02
  6. Step 6: Final answer
    x = 22,529.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.