Home / 14,098.64-19,456.04-8,130.24

Finding the Fourth Proportional to 14,098.64, 19,456.04 and 8,130.24

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Solution

The fourth proportional to 14,098.64, 19,456.04 and 8,130.24 is: 11,219.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,098.64 : 19,456.04 = 8,130.24 : x
  2. Step 2: Convert to fraction form
    14,098.64/19,456.04 = 8,130.24/x
  3. Step 3: Cross multiply
    14,098.64x = 19,456.04 × 8,130.24
  4. Step 4: Simplify right side
    14,098.64x = 158,182,274.65
  5. Step 5: Solve for x
    x = 158,182,274.65/14,098.64
  6. Step 6: Final answer
    x = 11,219.68

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1.5x scale

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.