Home / 14,259.47-21,358.05-7,227.41

Finding the Fourth Proportional to 14,259.47, 21,358.05 and 7,227.41

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Solution

The fourth proportional to 14,259.47, 21,358.05 and 7,227.41 is: 10,825.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,259.47 : 21,358.05 = 7,227.41 : x
  2. Step 2: Convert to fraction form
    14,259.47/21,358.05 = 7,227.41/x
  3. Step 3: Cross multiply
    14,259.47x = 21,358.05 × 7,227.41
  4. Step 4: Simplify right side
    14,259.47x = 154,363,277.36
  5. Step 5: Solve for x
    x = 154,363,277.36/14,259.47
  6. Step 6: Final answer
    x = 10,825.32

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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.