Home / 22,459.32-33,690.70-13,100.28

Finding the Fourth Proportional to 22,459.32, 33,690.70 and 13,100.28

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Solution

The fourth proportional to 22,459.32, 33,690.70 and 13,100.28 is: 19,651.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,459.32 : 33,690.70 = 13,100.28 : x
  2. Step 2: Convert to fraction form
    22,459.32/33,690.70 = 13,100.28/x
  3. Step 3: Cross multiply
    22,459.32x = 33,690.70 × 13,100.28
  4. Step 4: Simplify right side
    22,459.32x = 441,357,603.40
  5. Step 5: Solve for x
    x = 441,357,603.40/22,459.32
  6. Step 6: Final answer
    x = 19,651.42

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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.