Home / 16,572.15-22,869.39-9,857.63

Finding the Fourth Proportional to 16,572.15, 22,869.39 and 9,857.63

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Solution

The fourth proportional to 16,572.15, 22,869.39 and 9,857.63 is: 13,603.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,572.15 : 22,869.39 = 9,857.63 : x
  2. Step 2: Convert to fraction form
    16,572.15/22,869.39 = 9,857.63/x
  3. Step 3: Cross multiply
    16,572.15x = 22,869.39 × 9,857.63
  4. Step 4: Simplify right side
    16,572.15x = 225,437,984.95
  5. Step 5: Solve for x
    x = 225,437,984.95/16,572.15
  6. Step 6: Final answer
    x = 13,603.42

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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.