Home / 22,417.32-30,883.28-15,599.62

Finding the Fourth Proportional to 22,417.32, 30,883.28 and 15,599.62

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Solution

The fourth proportional to 22,417.32, 30,883.28 and 15,599.62 is: 21,490.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,417.32 : 30,883.28 = 15,599.62 : x
  2. Step 2: Convert to fraction form
    22,417.32/30,883.28 = 15,599.62/x
  3. Step 3: Cross multiply
    22,417.32x = 30,883.28 × 15,599.62
  4. Step 4: Simplify right side
    22,417.32x = 481,767,432.35
  5. Step 5: Solve for x
    x = 481,767,432.35/22,417.32
  6. Step 6: Final answer
    x = 21,490.86

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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.