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Finding the Fourth Proportional to 14,205.58, 19,602.54 and 8,237.62

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Solution

The fourth proportional to 14,205.58, 19,602.54 and 8,237.62 is: 11,367.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,205.58 : 19,602.54 = 8,237.62 : x
  2. Step 2: Convert to fraction form
    14,205.58/19,602.54 = 8,237.62/x
  3. Step 3: Cross multiply
    14,205.58x = 19,602.54 × 8,237.62
  4. Step 4: Simplify right side
    14,205.58x = 161,478,275.55
  5. Step 5: Solve for x
    x = 161,478,275.55/14,205.58
  6. Step 6: Final answer
    x = 11,367.24

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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.