Home / 26,445.48-39,669.21-9,809.70

Finding the Fourth Proportional to 26,445.48, 39,669.21 and 9,809.70

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Solution

The fourth proportional to 26,445.48, 39,669.21 and 9,809.70 is: 14,714.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,445.48 : 39,669.21 = 9,809.70 : x
  2. Step 2: Convert to fraction form
    26,445.48/39,669.21 = 9,809.70/x
  3. Step 3: Cross multiply
    26,445.48x = 39,669.21 × 9,809.70
  4. Step 4: Simplify right side
    26,445.48x = 389,143,049.34
  5. Step 5: Solve for x
    x = 389,143,049.34/26,445.48
  6. Step 6: Final answer
    x = 14,714.92

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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.