Home / 35,511.60-53,267.40-22,378.80

Finding the Fourth Proportional to 35,511.60, 53,267.40 and 22,378.80

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Solution

The fourth proportional to 35,511.60, 53,267.40 and 22,378.80 is: 33,568.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,511.60 : 53,267.40 = 22,378.80 : x
  2. Step 2: Convert to fraction form
    35,511.60/53,267.40 = 22,378.80/x
  3. Step 3: Cross multiply
    35,511.60x = 53,267.40 × 22,378.80
  4. Step 4: Simplify right side
    35,511.60x = 1,192,060,491.12
  5. Step 5: Solve for x
    x = 1,192,060,491.12/35,511.60
  6. Step 6: Final answer
    x = 33,568.20

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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.