Home / 26,875.91-40,317.30-8,858.10

Finding the Fourth Proportional to 26,875.91, 40,317.30 and 8,858.10

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Solution

The fourth proportional to 26,875.91, 40,317.30 and 8,858.10 is: 13,288.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,875.91 : 40,317.30 = 8,858.10 : x
  2. Step 2: Convert to fraction form
    26,875.91/40,317.30 = 8,858.10/x
  3. Step 3: Cross multiply
    26,875.91x = 40,317.30 × 8,858.10
  4. Step 4: Simplify right side
    26,875.91x = 357,134,675.13
  5. Step 5: Solve for x
    x = 357,134,675.13/26,875.91
  6. Step 6: Final answer
    x = 13,288.28

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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.