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Finding the Fourth Proportional to 14,385.58, 19,848.64 and 8,097.95

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Solution

The fourth proportional to 14,385.58, 19,848.64 and 8,097.95 is: 11,173.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,385.58 : 19,848.64 = 8,097.95 : x
  2. Step 2: Convert to fraction form
    14,385.58/19,848.64 = 8,097.95/x
  3. Step 3: Cross multiply
    14,385.58x = 19,848.64 × 8,097.95
  4. Step 4: Simplify right side
    14,385.58x = 160,733,294.29
  5. Step 5: Solve for x
    x = 160,733,294.29/14,385.58
  6. Step 6: Final answer
    x = 11,173.22

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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.