Home / 21,496.05-32,237.85-7,455.51

Finding the Fourth Proportional to 21,496.05, 32,237.85 and 7,455.51

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Solution

The fourth proportional to 21,496.05, 32,237.85 and 7,455.51 is: 11,181.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,496.05 : 32,237.85 = 7,455.51 : x
  2. Step 2: Convert to fraction form
    21,496.05/32,237.85 = 7,455.51/x
  3. Step 3: Cross multiply
    21,496.05x = 32,237.85 × 7,455.51
  4. Step 4: Simplify right side
    21,496.05x = 240,349,613.05
  5. Step 5: Solve for x
    x = 240,349,613.05/21,496.05
  6. Step 6: Final answer
    x = 11,181.11

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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.