Home / 14,973.50-20,663.03-8,259

Finding the Fourth Proportional to 14,973.50, 20,663.03 and 8,259

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Solution

The fourth proportional to 14,973.50, 20,663.03 and 8,259 is: 11,397.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,973.50 : 20,663.03 = 8,259 : x
  2. Step 2: Convert to fraction form
    14,973.50/20,663.03 = 8,259/x
  3. Step 3: Cross multiply
    14,973.50x = 20,663.03 × 8,259
  4. Step 4: Simplify right side
    14,973.50x = 170,655,923.48
  5. Step 5: Solve for x
    x = 170,655,923.48/14,973.50
  6. Step 6: Final answer
    x = 11,397.20

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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.