Home / 14,586.18-21,879.31-9,894.59

Finding the Fourth Proportional to 14,586.18, 21,879.31 and 9,894.59

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Solution

The fourth proportional to 14,586.18, 21,879.31 and 9,894.59 is: 14,841.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,586.18 : 21,879.31 = 9,894.59 : x
  2. Step 2: Convert to fraction form
    14,586.18/21,879.31 = 9,894.59/x
  3. Step 3: Cross multiply
    14,586.18x = 21,879.31 × 9,894.59
  4. Step 4: Simplify right side
    14,586.18x = 216,486,801.93
  5. Step 5: Solve for x
    x = 216,486,801.93/14,586.18
  6. Step 6: Final answer
    x = 14,841.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.