Home / 14,031.12-19,365.04-9,001.02

Finding the Fourth Proportional to 14,031.12, 19,365.04 and 9,001.02

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Solution

The fourth proportional to 14,031.12, 19,365.04 and 9,001.02 is: 12,422.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,031.12 : 19,365.04 = 9,001.02 : x
  2. Step 2: Convert to fraction form
    14,031.12/19,365.04 = 9,001.02/x
  3. Step 3: Cross multiply
    14,031.12x = 19,365.04 × 9,001.02
  4. Step 4: Simplify right side
    14,031.12x = 174,305,112.34
  5. Step 5: Solve for x
    x = 174,305,112.34/14,031.12
  6. Step 6: Final answer
    x = 12,422.75

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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.