Home / 22,257.28-30,730.08-14,195.45

Finding the Fourth Proportional to 22,257.28, 30,730.08 and 14,195.45

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Solution

The fourth proportional to 22,257.28, 30,730.08 and 14,195.45 is: 19,599.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,257.28 : 30,730.08 = 14,195.45 : x
  2. Step 2: Convert to fraction form
    22,257.28/30,730.08 = 14,195.45/x
  3. Step 3: Cross multiply
    22,257.28x = 30,730.08 × 14,195.45
  4. Step 4: Simplify right side
    22,257.28x = 436,227,444.19
  5. Step 5: Solve for x
    x = 436,227,444.19/22,257.28
  6. Step 6: Final answer
    x = 19,599.31

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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.