Home / 14,653.46-21,981.08-4,124.34

Finding the Fourth Proportional to 14,653.46, 21,981.08 and 4,124.34

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Solution

The fourth proportional to 14,653.46, 21,981.08 and 4,124.34 is: 6,186.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,653.46 : 21,981.08 = 4,124.34 : x
  2. Step 2: Convert to fraction form
    14,653.46/21,981.08 = 4,124.34/x
  3. Step 3: Cross multiply
    14,653.46x = 21,981.08 × 4,124.34
  4. Step 4: Simplify right side
    14,653.46x = 90,657,457.80
  5. Step 5: Solve for x
    x = 90,657,457.80/14,653.46
  6. Step 6: Final answer
    x = 6,186.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.