Home / 16,645.56-22,973-9,474.08

Finding the Fourth Proportional to 16,645.56, 22,973 and 9,474.08

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Solution

The fourth proportional to 16,645.56, 22,973 and 9,474.08 is: 13,075.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,645.56 : 22,973 = 9,474.08 : x
  2. Step 2: Convert to fraction form
    16,645.56/22,973 = 9,474.08/x
  3. Step 3: Cross multiply
    16,645.56x = 22,973 × 9,474.08
  4. Step 4: Simplify right side
    16,645.56x = 217,648,039.84
  5. Step 5: Solve for x
    x = 217,648,039.84/16,645.56
  6. Step 6: Final answer
    x = 13,075.44

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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.