Home / 26,411.19-39,614.40-9,771.36

Finding the Fourth Proportional to 26,411.19, 39,614.40 and 9,771.36

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Solution

The fourth proportional to 26,411.19, 39,614.40 and 9,771.36 is: 14,656.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,411.19 : 39,614.40 = 9,771.36 : x
  2. Step 2: Convert to fraction form
    26,411.19/39,614.40 = 9,771.36/x
  3. Step 3: Cross multiply
    26,411.19x = 39,614.40 × 9,771.36
  4. Step 4: Simplify right side
    26,411.19x = 387,086,563.58
  5. Step 5: Solve for x
    x = 387,086,563.58/26,411.19
  6. Step 6: Final answer
    x = 14,656.16

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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.