Home / 14,489.04-19,998-8,825.66

Finding the Fourth Proportional to 14,489.04, 19,998 and 8,825.66

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Solution

The fourth proportional to 14,489.04, 19,998 and 8,825.66 is: 12,181.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,489.04 : 19,998 = 8,825.66 : x
  2. Step 2: Convert to fraction form
    14,489.04/19,998 = 8,825.66/x
  3. Step 3: Cross multiply
    14,489.04x = 19,998 × 8,825.66
  4. Step 4: Simplify right side
    14,489.04x = 176,495,448.69
  5. Step 5: Solve for x
    x = 176,495,448.69/14,489.04
  6. Step 6: Final answer
    x = 12,181.31

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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.