Home / 19,865.16-29,803.32-16,158.12

Finding the Fourth Proportional to 19,865.16, 29,803.32 and 16,158.12

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Solution

The fourth proportional to 19,865.16, 29,803.32 and 16,158.12 is: 24,241.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,865.16 : 29,803.32 = 16,158.12 : x
  2. Step 2: Convert to fraction form
    19,865.16/29,803.32 = 16,158.12/x
  3. Step 3: Cross multiply
    19,865.16x = 29,803.32 × 16,158.12
  4. Step 4: Simplify right side
    19,865.16x = 481,565,620.96
  5. Step 5: Solve for x
    x = 481,565,620.96/19,865.16
  6. Step 6: Final answer
    x = 24,241.72

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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.