Home / 29,717.40-41,009.85-16,289.22

Finding the Fourth Proportional to 29,717.40, 41,009.85 and 16,289.22

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Solution

The fourth proportional to 29,717.40, 41,009.85 and 16,289.22 is: 22,479.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,717.40 : 41,009.85 = 16,289.22 : x
  2. Step 2: Convert to fraction form
    29,717.40/41,009.85 = 16,289.22/x
  3. Step 3: Cross multiply
    29,717.40x = 41,009.85 × 16,289.22
  4. Step 4: Simplify right side
    29,717.40x = 668,018,468.82
  5. Step 5: Solve for x
    x = 668,018,468.82/29,717.40
  6. Step 6: Final answer
    x = 22,479.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.