Home / 25,445.56-35,110.36-15,367.26

Finding the Fourth Proportional to 25,445.56, 35,110.36 and 15,367.26

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Solution

The fourth proportional to 25,445.56, 35,110.36 and 15,367.26 is: 21,204.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,445.56 : 35,110.36 = 15,367.26 : x
  2. Step 2: Convert to fraction form
    25,445.56/35,110.36 = 15,367.26/x
  3. Step 3: Cross multiply
    25,445.56x = 35,110.36 × 15,367.26
  4. Step 4: Simplify right side
    25,445.56x = 539,550,030.81
  5. Step 5: Solve for x
    x = 539,550,030.81/25,445.56
  6. Step 6: Final answer
    x = 21,204.09

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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.