Home / 22,370.79-33,531.58-9,215.99

Finding the Fourth Proportional to 22,370.79, 33,531.58 and 9,215.99

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Solution

The fourth proportional to 22,370.79, 33,531.58 and 9,215.99 is: 13,813.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,370.79 : 33,531.58 = 9,215.99 : x
  2. Step 2: Convert to fraction form
    22,370.79/33,531.58 = 9,215.99/x
  3. Step 3: Cross multiply
    22,370.79x = 33,531.58 × 9,215.99
  4. Step 4: Simplify right side
    22,370.79x = 309,026,538.31
  5. Step 5: Solve for x
    x = 309,026,538.31/22,370.79
  6. Step 6: Final answer
    x = 13,813.84

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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.