Home / 26,564.96-39,838.14-7,840.01

Finding the Fourth Proportional to 26,564.96, 39,838.14 and 7,840.01

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Solution

The fourth proportional to 26,564.96, 39,838.14 and 7,840.01 is: 11,757.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,564.96 : 39,838.14 = 7,840.01 : x
  2. Step 2: Convert to fraction form
    26,564.96/39,838.14 = 7,840.01/x
  3. Step 3: Cross multiply
    26,564.96x = 39,838.14 × 7,840.01
  4. Step 4: Simplify right side
    26,564.96x = 312,331,216.79
  5. Step 5: Solve for x
    x = 312,331,216.79/26,564.96
  6. Step 6: Final answer
    x = 11,757.27

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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.