Home / 14,124.42-19,492.29-7,836.84

Finding the Fourth Proportional to 14,124.42, 19,492.29 and 7,836.84

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Solution

The fourth proportional to 14,124.42, 19,492.29 and 7,836.84 is: 10,815.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,124.42 : 19,492.29 = 7,836.84 : x
  2. Step 2: Convert to fraction form
    14,124.42/19,492.29 = 7,836.84/x
  3. Step 3: Cross multiply
    14,124.42x = 19,492.29 × 7,836.84
  4. Step 4: Simplify right side
    14,124.42x = 152,757,957.96
  5. Step 5: Solve for x
    x = 152,757,957.96/14,124.42
  6. Step 6: Final answer
    x = 10,815.17

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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.