Home / 45,304.84-67,910.75-15,706.49

Finding the Fourth Proportional to 45,304.84, 67,910.75 and 15,706.49

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Solution

The fourth proportional to 45,304.84, 67,910.75 and 15,706.49 is: 23,543.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,304.84 : 67,910.75 = 15,706.49 : x
  2. Step 2: Convert to fraction form
    45,304.84/67,910.75 = 15,706.49/x
  3. Step 3: Cross multiply
    45,304.84x = 67,910.75 × 15,706.49
  4. Step 4: Simplify right side
    45,304.84x = 1,066,639,437.24
  5. Step 5: Solve for x
    x = 1,066,639,437.24/45,304.84
  6. Step 6: Final answer
    x = 23,543.61

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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.