Home / 28,937.46-43,376.39-13,153.47

Finding the Fourth Proportional to 28,937.46, 43,376.39 and 13,153.47

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Solution

The fourth proportional to 28,937.46, 43,376.39 and 13,153.47 is: 19,716.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,937.46 : 43,376.39 = 13,153.47 : x
  2. Step 2: Convert to fraction form
    28,937.46/43,376.39 = 13,153.47/x
  3. Step 3: Cross multiply
    28,937.46x = 43,376.39 × 13,153.47
  4. Step 4: Simplify right side
    28,937.46x = 570,550,044.57
  5. Step 5: Solve for x
    x = 570,550,044.57/28,937.46
  6. Step 6: Final answer
    x = 19,716.66

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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.