Home / 26,116.04-36,028.08-15,499.64

Finding the Fourth Proportional to 26,116.04, 36,028.08 and 15,499.64

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Solution

The fourth proportional to 26,116.04, 36,028.08 and 15,499.64 is: 21,382.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,116.04 : 36,028.08 = 15,499.64 : x
  2. Step 2: Convert to fraction form
    26,116.04/36,028.08 = 15,499.64/x
  3. Step 3: Cross multiply
    26,116.04x = 36,028.08 × 15,499.64
  4. Step 4: Simplify right side
    26,116.04x = 558,422,269.89
  5. Step 5: Solve for x
    x = 558,422,269.89/26,116.04
  6. Step 6: Final answer
    x = 21,382.35

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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.