Home / 22,435.83-30,961.65-12,364.64

Finding the Fourth Proportional to 22,435.83, 30,961.65 and 12,364.64

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Solution

The fourth proportional to 22,435.83, 30,961.65 and 12,364.64 is: 17,063.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,435.83 : 30,961.65 = 12,364.64 : x
  2. Step 2: Convert to fraction form
    22,435.83/30,961.65 = 12,364.64/x
  3. Step 3: Cross multiply
    22,435.83x = 30,961.65 × 12,364.64
  4. Step 4: Simplify right side
    22,435.83x = 382,829,501.25
  5. Step 5: Solve for x
    x = 382,829,501.25/22,435.83
  6. Step 6: Final answer
    x = 17,063.31

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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.