Home / 16,505.34-22,777.78-9,335.48

Finding the Fourth Proportional to 16,505.34, 22,777.78 and 9,335.48

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Solution

The fourth proportional to 16,505.34, 22,777.78 and 9,335.48 is: 12,883.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,505.34 : 22,777.78 = 9,335.48 : x
  2. Step 2: Convert to fraction form
    16,505.34/22,777.78 = 9,335.48/x
  3. Step 3: Cross multiply
    16,505.34x = 22,777.78 × 9,335.48
  4. Step 4: Simplify right side
    16,505.34x = 212,641,509.63
  5. Step 5: Solve for x
    x = 212,641,509.63/16,505.34
  6. Step 6: Final answer
    x = 12,883.19

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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.