Home / 13,957.13-19,256.06-8,650.01

Finding the Fourth Proportional to 13,957.13, 19,256.06 and 8,650.01

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Solution

The fourth proportional to 13,957.13, 19,256.06 and 8,650.01 is: 11,934.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,957.13 : 19,256.06 = 8,650.01 : x
  2. Step 2: Convert to fraction form
    13,957.13/19,256.06 = 8,650.01/x
  3. Step 3: Cross multiply
    13,957.13x = 19,256.06 × 8,650.01
  4. Step 4: Simplify right side
    13,957.13x = 166,565,111.56
  5. Step 5: Solve for x
    x = 166,565,111.56/13,957.13
  6. Step 6: Final answer
    x = 11,934.05

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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.