Home / 29,864.16-41,212.80-16,435.68

Finding the Fourth Proportional to 29,864.16, 41,212.80 and 16,435.68

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Solution

The fourth proportional to 29,864.16, 41,212.80 and 16,435.68 is: 22,681.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,864.16 : 41,212.80 = 16,435.68 : x
  2. Step 2: Convert to fraction form
    29,864.16/41,212.80 = 16,435.68/x
  3. Step 3: Cross multiply
    29,864.16x = 41,212.80 × 16,435.68
  4. Step 4: Simplify right side
    29,864.16x = 677,360,392.70
  5. Step 5: Solve for x
    x = 677,360,392.70/29,864.16
  6. Step 6: Final answer
    x = 22,681.38

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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.