Home / 23,337.10-35,005.65-20,809.90

Finding the Fourth Proportional to 23,337.10, 35,005.65 and 20,809.90

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Solution

The fourth proportional to 23,337.10, 35,005.65 and 20,809.90 is: 31,214.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,337.10 : 35,005.65 = 20,809.90 : x
  2. Step 2: Convert to fraction form
    23,337.10/35,005.65 = 20,809.90/x
  3. Step 3: Cross multiply
    23,337.10x = 35,005.65 × 20,809.90
  4. Step 4: Simplify right side
    23,337.10x = 728,464,075.94
  5. Step 5: Solve for x
    x = 728,464,075.94/23,337.10
  6. Step 6: Final answer
    x = 31,214.85

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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.