Home / 21,502.92-32,261.96-6,715.56

Finding the Fourth Proportional to 21,502.92, 32,261.96 and 6,715.56

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Solution

The fourth proportional to 21,502.92, 32,261.96 and 6,715.56 is: 10,075.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,502.92 : 32,261.96 = 6,715.56 : x
  2. Step 2: Convert to fraction form
    21,502.92/32,261.96 = 6,715.56/x
  3. Step 3: Cross multiply
    21,502.92x = 32,261.96 × 6,715.56
  4. Step 4: Simplify right side
    21,502.92x = 216,657,128.10
  5. Step 5: Solve for x
    x = 216,657,128.10/21,502.92
  6. Step 6: Final answer
    x = 10,075.71

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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.