Home / 14,001.18-19,321.47-8,032.98

Finding the Fourth Proportional to 14,001.18, 19,321.47 and 8,032.98

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Solution

The fourth proportional to 14,001.18, 19,321.47 and 8,032.98 is: 11,085.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,001.18 : 19,321.47 = 8,032.98 : x
  2. Step 2: Convert to fraction form
    14,001.18/19,321.47 = 8,032.98/x
  3. Step 3: Cross multiply
    14,001.18x = 19,321.47 × 8,032.98
  4. Step 4: Simplify right side
    14,001.18x = 155,208,982.08
  5. Step 5: Solve for x
    x = 155,208,982.08/14,001.18
  6. Step 6: Final answer
    x = 11,085.42

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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.