Home / 21,569.32-32,338.36-6,770.24

Finding the Fourth Proportional to 21,569.32, 32,338.36 and 6,770.24

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Solution

The fourth proportional to 21,569.32, 32,338.36 and 6,770.24 is: 10,150.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,569.32 : 32,338.36 = 6,770.24 : x
  2. Step 2: Convert to fraction form
    21,569.32/32,338.36 = 6,770.24/x
  3. Step 3: Cross multiply
    21,569.32x = 32,338.36 × 6,770.24
  4. Step 4: Simplify right side
    21,569.32x = 218,938,458.41
  5. Step 5: Solve for x
    x = 218,938,458.41/21,569.32
  6. Step 6: Final answer
    x = 10,150.46

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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.