Home / 13,268.71-19,887.04-5,864.77

Finding the Fourth Proportional to 13,268.71, 19,887.04 and 5,864.77

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Solution

The fourth proportional to 13,268.71, 19,887.04 and 5,864.77 is: 8,790.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,268.71 : 19,887.04 = 5,864.77 : x
  2. Step 2: Convert to fraction form
    13,268.71/19,887.04 = 5,864.77/x
  3. Step 3: Cross multiply
    13,268.71x = 19,887.04 × 5,864.77
  4. Step 4: Simplify right side
    13,268.71x = 116,632,915.58
  5. Step 5: Solve for x
    x = 116,632,915.58/13,268.71
  6. Step 6: Final answer
    x = 8,790.07

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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.