Home / 14,726.81-20,309.54-10,959.50

Finding the Fourth Proportional to 14,726.81, 20,309.54 and 10,959.50

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Solution

The fourth proportional to 14,726.81, 20,309.54 and 10,959.50 is: 15,114.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,726.81 : 20,309.54 = 10,959.50 : x
  2. Step 2: Convert to fraction form
    14,726.81/20,309.54 = 10,959.50/x
  3. Step 3: Cross multiply
    14,726.81x = 20,309.54 × 10,959.50
  4. Step 4: Simplify right side
    14,726.81x = 222,582,399.61
  5. Step 5: Solve for x
    x = 222,582,399.61/14,726.81
  6. Step 6: Final answer
    x = 15,114.09

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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.