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Finding the Fourth Proportional to 14,498.08, 19,994 and 9,459.76

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Solution

The fourth proportional to 14,498.08, 19,994 and 9,459.76 is: 13,045.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,498.08 : 19,994 = 9,459.76 : x
  2. Step 2: Convert to fraction form
    14,498.08/19,994 = 9,459.76/x
  3. Step 3: Cross multiply
    14,498.08x = 19,994 × 9,459.76
  4. Step 4: Simplify right side
    14,498.08x = 189,138,441.44
  5. Step 5: Solve for x
    x = 189,138,441.44/14,498.08
  6. Step 6: Final answer
    x = 13,045.76

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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.