Home / 13,868.08-19,133.27-7,895.52

Finding the Fourth Proportional to 13,868.08, 19,133.27 and 7,895.52

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Solution

The fourth proportional to 13,868.08, 19,133.27 and 7,895.52 is: 10,893.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,868.08 : 19,133.27 = 7,895.52 : x
  2. Step 2: Convert to fraction form
    13,868.08/19,133.27 = 7,895.52/x
  3. Step 3: Cross multiply
    13,868.08x = 19,133.27 × 7,895.52
  4. Step 4: Simplify right side
    13,868.08x = 151,066,980.81
  5. Step 5: Solve for x
    x = 151,066,980.81/13,868.08
  6. Step 6: Final answer
    x = 10,893.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.