Home / 14,492.35-19,990.15-9,952.84

Finding the Fourth Proportional to 14,492.35, 19,990.15 and 9,952.84

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Solution

The fourth proportional to 14,492.35, 19,990.15 and 9,952.84 is: 13,728.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,492.35 : 19,990.15 = 9,952.84 : x
  2. Step 2: Convert to fraction form
    14,492.35/19,990.15 = 9,952.84/x
  3. Step 3: Cross multiply
    14,492.35x = 19,990.15 × 9,952.84
  4. Step 4: Simplify right side
    14,492.35x = 198,958,764.53
  5. Step 5: Solve for x
    x = 198,958,764.53/14,492.35
  6. Step 6: Final answer
    x = 13,728.54

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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.