Home / 35,154.41-52,728.91-12,963.65

Finding the Fourth Proportional to 35,154.41, 52,728.91 and 12,963.65

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Solution

The fourth proportional to 35,154.41, 52,728.91 and 12,963.65 is: 19,444.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,154.41 : 52,728.91 = 12,963.65 : x
  2. Step 2: Convert to fraction form
    35,154.41/52,728.91 = 12,963.65/x
  3. Step 3: Cross multiply
    35,154.41x = 52,728.91 × 12,963.65
  4. Step 4: Simplify right side
    35,154.41x = 683,558,838.07
  5. Step 5: Solve for x
    x = 683,558,838.07/35,154.41
  6. Step 6: Final answer
    x = 19,444.47

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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.