Home / 16,346.38-22,551.93-9,970.77

Finding the Fourth Proportional to 16,346.38, 22,551.93 and 9,970.77

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Solution

The fourth proportional to 16,346.38, 22,551.93 and 9,970.77 is: 13,755.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,346.38 : 22,551.93 = 9,970.77 : x
  2. Step 2: Convert to fraction form
    16,346.38/22,551.93 = 9,970.77/x
  3. Step 3: Cross multiply
    16,346.38x = 22,551.93 × 9,970.77
  4. Step 4: Simplify right side
    16,346.38x = 224,860,107.09
  5. Step 5: Solve for x
    x = 224,860,107.09/16,346.38
  6. Step 6: Final answer
    x = 13,755.96

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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.