Home / 15,924.41-21,925.49-14,448.18

Finding the Fourth Proportional to 15,924.41, 21,925.49 and 14,448.18

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Solution

The fourth proportional to 15,924.41, 21,925.49 and 14,448.18 is: 19,892.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,924.41 : 21,925.49 = 14,448.18 : x
  2. Step 2: Convert to fraction form
    15,924.41/21,925.49 = 14,448.18/x
  3. Step 3: Cross multiply
    15,924.41x = 21,925.49 × 14,448.18
  4. Step 4: Simplify right side
    15,924.41x = 316,783,353.87
  5. Step 5: Solve for x
    x = 316,783,353.87/15,924.41
  6. Step 6: Final answer
    x = 19,892.95

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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.