Home / 26,360.64-39,539.54-6,639.16

Finding the Fourth Proportional to 26,360.64, 39,539.54 and 6,639.16

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Solution

The fourth proportional to 26,360.64, 39,539.54 and 6,639.16 is: 9,958.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,360.64 : 39,539.54 = 6,639.16 : x
  2. Step 2: Convert to fraction form
    26,360.64/39,539.54 = 6,639.16/x
  3. Step 3: Cross multiply
    26,360.64x = 39,539.54 × 6,639.16
  4. Step 4: Simplify right side
    26,360.64x = 262,509,332.39
  5. Step 5: Solve for x
    x = 262,509,332.39/26,360.64
  6. Step 6: Final answer
    x = 9,958.38

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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.