Home / 21,569.42-32,353.83-6,779.24

Finding the Fourth Proportional to 21,569.42, 32,353.83 and 6,779.24

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Solution

The fourth proportional to 21,569.42, 32,353.83 and 6,779.24 is: 10,168.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,569.42 : 32,353.83 = 6,779.24 : x
  2. Step 2: Convert to fraction form
    21,569.42/32,353.83 = 6,779.24/x
  3. Step 3: Cross multiply
    21,569.42x = 32,353.83 × 6,779.24
  4. Step 4: Simplify right side
    21,569.42x = 219,334,378.49
  5. Step 5: Solve for x
    x = 219,334,378.49/21,569.42
  6. Step 6: Final answer
    x = 10,168.77

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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.