Home / 44,124.46-66,186.72-12,981.58

Finding the Fourth Proportional to 44,124.46, 66,186.72 and 12,981.58

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Solution

The fourth proportional to 44,124.46, 66,186.72 and 12,981.58 is: 19,472.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,124.46 : 66,186.72 = 12,981.58 : x
  2. Step 2: Convert to fraction form
    44,124.46/66,186.72 = 12,981.58/x
  3. Step 3: Cross multiply
    44,124.46x = 66,186.72 × 12,981.58
  4. Step 4: Simplify right side
    44,124.46x = 859,208,200.62
  5. Step 5: Solve for x
    x = 859,208,200.62/44,124.46
  6. Step 6: Final answer
    x = 19,472.38

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1.5x scale

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.