Home / 14,118.47-19,484.30-8,531.27

Finding the Fourth Proportional to 14,118.47, 19,484.30 and 8,531.27

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Solution

The fourth proportional to 14,118.47, 19,484.30 and 8,531.27 is: 11,773.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,118.47 : 19,484.30 = 8,531.27 : x
  2. Step 2: Convert to fraction form
    14,118.47/19,484.30 = 8,531.27/x
  3. Step 3: Cross multiply
    14,118.47x = 19,484.30 × 8,531.27
  4. Step 4: Simplify right side
    14,118.47x = 166,225,781.40
  5. Step 5: Solve for x
    x = 166,225,781.40/14,118.47
  6. Step 6: Final answer
    x = 11,773.64

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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.