Home / 22,847.18-31,530.62-13,895.06

Finding the Fourth Proportional to 22,847.18, 31,530.62 and 13,895.06

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Solution

The fourth proportional to 22,847.18, 31,530.62 and 13,895.06 is: 19,176.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,847.18 : 31,530.62 = 13,895.06 : x
  2. Step 2: Convert to fraction form
    22,847.18/31,530.62 = 13,895.06/x
  3. Step 3: Cross multiply
    22,847.18x = 31,530.62 × 13,895.06
  4. Step 4: Simplify right side
    22,847.18x = 438,119,787.26
  5. Step 5: Solve for x
    x = 438,119,787.26/22,847.18
  6. Step 6: Final answer
    x = 19,176.10

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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.