Home / 25,838.36-38,749.08-10,042.28

Finding the Fourth Proportional to 25,838.36, 38,749.08 and 10,042.28

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Solution

The fourth proportional to 25,838.36, 38,749.08 and 10,042.28 is: 15,060.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,838.36 : 38,749.08 = 10,042.28 : x
  2. Step 2: Convert to fraction form
    25,838.36/38,749.08 = 10,042.28/x
  3. Step 3: Cross multiply
    25,838.36x = 38,749.08 × 10,042.28
  4. Step 4: Simplify right side
    25,838.36x = 389,129,111.10
  5. Step 5: Solve for x
    x = 389,129,111.10/25,838.36
  6. Step 6: Final answer
    x = 15,060.13

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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.