Home / 21,756.60-32,584.68-21,395.34

Finding the Fourth Proportional to 21,756.60, 32,584.68 and 21,395.34

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Solution

The fourth proportional to 21,756.60, 32,584.68 and 21,395.34 is: 32,043.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,756.60 : 32,584.68 = 21,395.34 : x
  2. Step 2: Convert to fraction form
    21,756.60/32,584.68 = 21,395.34/x
  3. Step 3: Cross multiply
    21,756.60x = 32,584.68 × 21,395.34
  4. Step 4: Simplify right side
    21,756.60x = 697,160,307.39
  5. Step 5: Solve for x
    x = 697,160,307.39/21,756.60
  6. Step 6: Final answer
    x = 32,043.62

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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.