Home / 16,435.64-22,675.65-9,357.05

Finding the Fourth Proportional to 16,435.64, 22,675.65 and 9,357.05

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Solution

The fourth proportional to 16,435.64, 22,675.65 and 9,357.05 is: 12,909.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,435.64 : 22,675.65 = 9,357.05 : x
  2. Step 2: Convert to fraction form
    16,435.64/22,675.65 = 9,357.05/x
  3. Step 3: Cross multiply
    16,435.64x = 22,675.65 × 9,357.05
  4. Step 4: Simplify right side
    16,435.64x = 212,177,212.43
  5. Step 5: Solve for x
    x = 212,177,212.43/16,435.64
  6. Step 6: Final answer
    x = 12,909.58

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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.