Home / 25,652.52-35,403.66-15,580.26

Finding the Fourth Proportional to 25,652.52, 35,403.66 and 15,580.26

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Solution

The fourth proportional to 25,652.52, 35,403.66 and 15,580.26 is: 21,502.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,652.52 : 35,403.66 = 15,580.26 : x
  2. Step 2: Convert to fraction form
    25,652.52/35,403.66 = 15,580.26/x
  3. Step 3: Cross multiply
    25,652.52x = 35,403.66 × 15,580.26
  4. Step 4: Simplify right side
    25,652.52x = 551,598,227.75
  5. Step 5: Solve for x
    x = 551,598,227.75/25,652.52
  6. Step 6: Final answer
    x = 21,502.69

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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.