Home / 16,347.80-22,562.54-9,975.77

Finding the Fourth Proportional to 16,347.80, 22,562.54 and 9,975.77

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Solution

The fourth proportional to 16,347.80, 22,562.54 and 9,975.77 is: 13,768.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,347.80 : 22,562.54 = 9,975.77 : x
  2. Step 2: Convert to fraction form
    16,347.80/22,562.54 = 9,975.77/x
  3. Step 3: Cross multiply
    16,347.80x = 22,562.54 × 9,975.77
  4. Step 4: Simplify right side
    16,347.80x = 225,078,546.96
  5. Step 5: Solve for x
    x = 225,078,546.96/16,347.80
  6. Step 6: Final answer
    x = 13,768.13

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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.