Home / 16,336.08-22,539.87-9,621.18

Finding the Fourth Proportional to 16,336.08, 22,539.87 and 9,621.18

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Solution

The fourth proportional to 16,336.08, 22,539.87 and 9,621.18 is: 13,274.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,336.08 : 22,539.87 = 9,621.18 : x
  2. Step 2: Convert to fraction form
    16,336.08/22,539.87 = 9,621.18/x
  3. Step 3: Cross multiply
    16,336.08x = 22,539.87 × 9,621.18
  4. Step 4: Simplify right side
    16,336.08x = 216,860,146.45
  5. Step 5: Solve for x
    x = 216,860,146.45/16,336.08
  6. Step 6: Final answer
    x = 13,274.92

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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.