Home / 14,322.42-21,490.92-6,530.22

Finding the Fourth Proportional to 14,322.42, 21,490.92 and 6,530.22

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Solution

The fourth proportional to 14,322.42, 21,490.92 and 6,530.22 is: 9,798.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,322.42 : 21,490.92 = 6,530.22 : x
  2. Step 2: Convert to fraction form
    14,322.42/21,490.92 = 6,530.22/x
  3. Step 3: Cross multiply
    14,322.42x = 21,490.92 × 6,530.22
  4. Step 4: Simplify right side
    14,322.42x = 140,340,435.60
  5. Step 5: Solve for x
    x = 140,340,435.60/14,322.42
  6. Step 6: Final answer
    x = 9,798.65

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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.