Home / 31,496.51-47,217.45-11,775.26

Finding the Fourth Proportional to 31,496.51, 47,217.45 and 11,775.26

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Solution

The fourth proportional to 31,496.51, 47,217.45 and 11,775.26 is: 17,652.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,496.51 : 47,217.45 = 11,775.26 : x
  2. Step 2: Convert to fraction form
    31,496.51/47,217.45 = 11,775.26/x
  3. Step 3: Cross multiply
    31,496.51x = 47,217.45 × 11,775.26
  4. Step 4: Simplify right side
    31,496.51x = 555,997,750.29
  5. Step 5: Solve for x
    x = 555,997,750.29/31,496.51
  6. Step 6: Final answer
    x = 17,652.68

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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.