Home / 38,961.76-58,436.88-14,332

Finding the Fourth Proportional to 38,961.76, 58,436.88 and 14,332

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Solution

The fourth proportional to 38,961.76, 58,436.88 and 14,332 is: 21,495.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,961.76 : 58,436.88 = 14,332 : x
  2. Step 2: Convert to fraction form
    38,961.76/58,436.88 = 14,332/x
  3. Step 3: Cross multiply
    38,961.76x = 58,436.88 × 14,332
  4. Step 4: Simplify right side
    38,961.76x = 837,517,364.16
  5. Step 5: Solve for x
    x = 837,517,364.16/38,961.76
  6. Step 6: Final answer
    x = 21,495.88

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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.