Home / 14,922.86-20,594.56-9,878.44

Finding the Fourth Proportional to 14,922.86, 20,594.56 and 9,878.44

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Solution

The fourth proportional to 14,922.86, 20,594.56 and 9,878.44 is: 13,632.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,922.86 : 20,594.56 = 9,878.44 : x
  2. Step 2: Convert to fraction form
    14,922.86/20,594.56 = 9,878.44/x
  3. Step 3: Cross multiply
    14,922.86x = 20,594.56 × 9,878.44
  4. Step 4: Simplify right side
    14,922.86x = 203,442,125.29
  5. Step 5: Solve for x
    x = 203,442,125.29/14,922.86
  6. Step 6: Final answer
    x = 13,632.92

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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.