Home / 29,274.21-40,398.75-16,353.90

Finding the Fourth Proportional to 29,274.21, 40,398.75 and 16,353.90

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Solution

The fourth proportional to 29,274.21, 40,398.75 and 16,353.90 is: 22,568.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,274.21 : 40,398.75 = 16,353.90 : x
  2. Step 2: Convert to fraction form
    29,274.21/40,398.75 = 16,353.90/x
  3. Step 3: Cross multiply
    29,274.21x = 40,398.75 × 16,353.90
  4. Step 4: Simplify right side
    29,274.21x = 660,677,117.63
  5. Step 5: Solve for x
    x = 660,677,117.63/29,274.21
  6. Step 6: Final answer
    x = 22,568.57

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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.