Home / 16,155.17-22,289.91-9,436.98

Finding the Fourth Proportional to 16,155.17, 22,289.91 and 9,436.98

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Solution

The fourth proportional to 16,155.17, 22,289.91 and 9,436.98 is: 13,020.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,155.17 : 22,289.91 = 9,436.98 : x
  2. Step 2: Convert to fraction form
    16,155.17/22,289.91 = 9,436.98/x
  3. Step 3: Cross multiply
    16,155.17x = 22,289.91 × 9,436.98
  4. Step 4: Simplify right side
    16,155.17x = 210,349,434.87
  5. Step 5: Solve for x
    x = 210,349,434.87/16,155.17
  6. Step 6: Final answer
    x = 13,020.56

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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.