Home / 18,749.09-25,873.71-10,365.59

Finding the Fourth Proportional to 18,749.09, 25,873.71 and 10,365.59

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Solution

The fourth proportional to 18,749.09, 25,873.71 and 10,365.59 is: 14,304.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,749.09 : 25,873.71 = 10,365.59 : x
  2. Step 2: Convert to fraction form
    18,749.09/25,873.71 = 10,365.59/x
  3. Step 3: Cross multiply
    18,749.09x = 25,873.71 × 10,365.59
  4. Step 4: Simplify right side
    18,749.09x = 268,196,140.27
  5. Step 5: Solve for x
    x = 268,196,140.27/18,749.09
  6. Step 6: Final answer
    x = 14,304.49

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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.