Home / 26,180.61-36,132.44-15,570.01

Finding the Fourth Proportional to 26,180.61, 36,132.44 and 15,570.01

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Solution

The fourth proportional to 26,180.61, 36,132.44 and 15,570.01 is: 21,488.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,180.61 : 36,132.44 = 15,570.01 : x
  2. Step 2: Convert to fraction form
    26,180.61/36,132.44 = 15,570.01/x
  3. Step 3: Cross multiply
    26,180.61x = 36,132.44 × 15,570.01
  4. Step 4: Simplify right side
    26,180.61x = 562,582,452.12
  5. Step 5: Solve for x
    x = 562,582,452.12/26,180.61
  6. Step 6: Final answer
    x = 21,488.52

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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.