Home / 26,050.36-39,080.38-8,521.12

Finding the Fourth Proportional to 26,050.36, 39,080.38 and 8,521.12

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Solution

The fourth proportional to 26,050.36, 39,080.38 and 8,521.12 is: 12,783.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,050.36 : 39,080.38 = 8,521.12 : x
  2. Step 2: Convert to fraction form
    26,050.36/39,080.38 = 8,521.12/x
  3. Step 3: Cross multiply
    26,050.36x = 39,080.38 × 8,521.12
  4. Step 4: Simplify right side
    26,050.36x = 333,008,607.63
  5. Step 5: Solve for x
    x = 333,008,607.63/26,050.36
  6. Step 6: Final answer
    x = 12,783.26

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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.