Home / 26,909.31-40,370.45-8,441.31

Finding the Fourth Proportional to 26,909.31, 40,370.45 and 8,441.31

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Solution

The fourth proportional to 26,909.31, 40,370.45 and 8,441.31 is: 12,664.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,909.31 : 40,370.45 = 8,441.31 : x
  2. Step 2: Convert to fraction form
    26,909.31/40,370.45 = 8,441.31/x
  3. Step 3: Cross multiply
    26,909.31x = 40,370.45 × 8,441.31
  4. Step 4: Simplify right side
    26,909.31x = 340,779,483.29
  5. Step 5: Solve for x
    x = 340,779,483.29/26,909.31
  6. Step 6: Final answer
    x = 12,664.00

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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.