Home / 26,261.84-36,247.56-15,090.32

Finding the Fourth Proportional to 26,261.84, 36,247.56 and 15,090.32

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Solution

The fourth proportional to 26,261.84, 36,247.56 and 15,090.32 is: 20,828.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,261.84 : 36,247.56 = 15,090.32 : x
  2. Step 2: Convert to fraction form
    26,261.84/36,247.56 = 15,090.32/x
  3. Step 3: Cross multiply
    26,261.84x = 36,247.56 × 15,090.32
  4. Step 4: Simplify right side
    26,261.84x = 546,987,279.62
  5. Step 5: Solve for x
    x = 546,987,279.62/26,261.84
  6. Step 6: Final answer
    x = 20,828.22

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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.