Home / 14,259.88-21,358.14-10,948.60

Finding the Fourth Proportional to 14,259.88, 21,358.14 and 10,948.60

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Solution

The fourth proportional to 14,259.88, 21,358.14 and 10,948.60 is: 16,398.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,259.88 : 21,358.14 = 10,948.60 : x
  2. Step 2: Convert to fraction form
    14,259.88/21,358.14 = 10,948.60/x
  3. Step 3: Cross multiply
    14,259.88x = 21,358.14 × 10,948.60
  4. Step 4: Simplify right side
    14,259.88x = 233,841,731.60
  5. Step 5: Solve for x
    x = 233,841,731.60/14,259.88
  6. Step 6: Final answer
    x = 16,398.58

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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.