Home / 26,803.36-36,985.84-15,469.03

Finding the Fourth Proportional to 26,803.36, 36,985.84 and 15,469.03

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Solution

The fourth proportional to 26,803.36, 36,985.84 and 15,469.03 is: 21,345.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,803.36 : 36,985.84 = 15,469.03 : x
  2. Step 2: Convert to fraction form
    26,803.36/36,985.84 = 15,469.03/x
  3. Step 3: Cross multiply
    26,803.36x = 36,985.84 × 15,469.03
  4. Step 4: Simplify right side
    26,803.36x = 572,135,068.54
  5. Step 5: Solve for x
    x = 572,135,068.54/26,803.36
  6. Step 6: Final answer
    x = 21,345.65

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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.