Home / 22,809.52-31,476.90-13,376.26

Finding the Fourth Proportional to 22,809.52, 31,476.90 and 13,376.26

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Solution

The fourth proportional to 22,809.52, 31,476.90 and 13,376.26 is: 18,459.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,809.52 : 31,476.90 = 13,376.26 : x
  2. Step 2: Convert to fraction form
    22,809.52/31,476.90 = 13,376.26/x
  3. Step 3: Cross multiply
    22,809.52x = 31,476.90 × 13,376.26
  4. Step 4: Simplify right side
    22,809.52x = 421,043,198.39
  5. Step 5: Solve for x
    x = 421,043,198.39/22,809.52
  6. Step 6: Final answer
    x = 18,459.10

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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.