Home / 16,247.79-22,422.08-9,533.57

Finding the Fourth Proportional to 16,247.79, 22,422.08 and 9,533.57

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Solution

The fourth proportional to 16,247.79, 22,422.08 and 9,533.57 is: 13,156.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,247.79 : 22,422.08 = 9,533.57 : x
  2. Step 2: Convert to fraction form
    16,247.79/22,422.08 = 9,533.57/x
  3. Step 3: Cross multiply
    16,247.79x = 22,422.08 × 9,533.57
  4. Step 4: Simplify right side
    16,247.79x = 213,762,380.95
  5. Step 5: Solve for x
    x = 213,762,380.95/16,247.79
  6. Step 6: Final answer
    x = 13,156.40

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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.