Home / 15,263.58-21,066.28-10,479.61

Finding the Fourth Proportional to 15,263.58, 21,066.28 and 10,479.61

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Solution

The fourth proportional to 15,263.58, 21,066.28 and 10,479.61 is: 14,463.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,263.58 : 21,066.28 = 10,479.61 : x
  2. Step 2: Convert to fraction form
    15,263.58/21,066.28 = 10,479.61/x
  3. Step 3: Cross multiply
    15,263.58x = 21,066.28 × 10,479.61
  4. Step 4: Simplify right side
    15,263.58x = 220,766,398.55
  5. Step 5: Solve for x
    x = 220,766,398.55/15,263.58
  6. Step 6: Final answer
    x = 14,463.61

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.