Home / 18,039.09-24,904.71-11,330.46

Finding the Fourth Proportional to 18,039.09, 24,904.71 and 11,330.46

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Solution

The fourth proportional to 18,039.09, 24,904.71 and 11,330.46 is: 15,642.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,039.09 : 24,904.71 = 11,330.46 : x
  2. Step 2: Convert to fraction form
    18,039.09/24,904.71 = 11,330.46/x
  3. Step 3: Cross multiply
    18,039.09x = 24,904.71 × 11,330.46
  4. Step 4: Simplify right side
    18,039.09x = 282,181,820.47
  5. Step 5: Solve for x
    x = 282,181,820.47/18,039.09
  6. Step 6: Final answer
    x = 15,642.80

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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.