Home / 18,477.72-27,672.57-9,569.25

Finding the Fourth Proportional to 18,477.72, 27,672.57 and 9,569.25

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Solution

The fourth proportional to 18,477.72, 27,672.57 and 9,569.25 is: 14,331.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,477.72 : 27,672.57 = 9,569.25 : x
  2. Step 2: Convert to fraction form
    18,477.72/27,672.57 = 9,569.25/x
  3. Step 3: Cross multiply
    18,477.72x = 27,672.57 × 9,569.25
  4. Step 4: Simplify right side
    18,477.72x = 264,805,740.47
  5. Step 5: Solve for x
    x = 264,805,740.47/18,477.72
  6. Step 6: Final answer
    x = 14,331.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.