Home / 12,552.47-18,831.01-10,232.80

Finding the Fourth Proportional to 12,552.47, 18,831.01 and 10,232.80

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Solution

The fourth proportional to 12,552.47, 18,831.01 and 10,232.80 is: 15,351.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,552.47 : 18,831.01 = 10,232.80 : x
  2. Step 2: Convert to fraction form
    12,552.47/18,831.01 = 10,232.80/x
  3. Step 3: Cross multiply
    12,552.47x = 18,831.01 × 10,232.80
  4. Step 4: Simplify right side
    12,552.47x = 192,693,959.13
  5. Step 5: Solve for x
    x = 192,693,959.13/12,552.47
  6. Step 6: Final answer
    x = 15,351.08

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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.