Home / 25,749.48-38,616.06-13,265.64

Finding the Fourth Proportional to 25,749.48, 38,616.06 and 13,265.64

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Solution

The fourth proportional to 25,749.48, 38,616.06 and 13,265.64 is: 19,894.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,749.48 : 38,616.06 = 13,265.64 : x
  2. Step 2: Convert to fraction form
    25,749.48/38,616.06 = 13,265.64/x
  3. Step 3: Cross multiply
    25,749.48x = 38,616.06 × 13,265.64
  4. Step 4: Simplify right side
    25,749.48x = 512,266,750.18
  5. Step 5: Solve for x
    x = 512,266,750.18/25,749.48
  6. Step 6: Final answer
    x = 19,894.26

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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.