Home / 26,904.30-40,357.65-10,272.30

Finding the Fourth Proportional to 26,904.30, 40,357.65 and 10,272.30

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Solution

The fourth proportional to 26,904.30, 40,357.65 and 10,272.30 is: 15,408.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,904.30 : 40,357.65 = 10,272.30 : x
  2. Step 2: Convert to fraction form
    26,904.30/40,357.65 = 10,272.30/x
  3. Step 3: Cross multiply
    26,904.30x = 40,357.65 × 10,272.30
  4. Step 4: Simplify right side
    26,904.30x = 414,565,888.10
  5. Step 5: Solve for x
    x = 414,565,888.10/26,904.30
  6. Step 6: Final answer
    x = 15,408.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.