Home / 21,822.60-32,733.90-15,569.40

Finding the Fourth Proportional to 21,822.60, 32,733.90 and 15,569.40

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Solution

The fourth proportional to 21,822.60, 32,733.90 and 15,569.40 is: 23,354.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,822.60 : 32,733.90 = 15,569.40 : x
  2. Step 2: Convert to fraction form
    21,822.60/32,733.90 = 15,569.40/x
  3. Step 3: Cross multiply
    21,822.60x = 32,733.90 × 15,569.40
  4. Step 4: Simplify right side
    21,822.60x = 509,647,182.66
  5. Step 5: Solve for x
    x = 509,647,182.66/21,822.60
  6. Step 6: Final answer
    x = 23,354.10

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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.