Home / 26,741.30-36,902.75-15,406.64

Finding the Fourth Proportional to 26,741.30, 36,902.75 and 15,406.64

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Solution

The fourth proportional to 26,741.30, 36,902.75 and 15,406.64 is: 21,261.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,741.30 : 36,902.75 = 15,406.64 : x
  2. Step 2: Convert to fraction form
    26,741.30/36,902.75 = 15,406.64/x
  3. Step 3: Cross multiply
    26,741.30x = 36,902.75 × 15,406.64
  4. Step 4: Simplify right side
    26,741.30x = 568,547,122.71
  5. Step 5: Solve for x
    x = 568,547,122.71/26,741.30
  6. Step 6: Final answer
    x = 21,261.01

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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.