Home / 31,254.64-46,819.14-14,591.68

Finding the Fourth Proportional to 31,254.64, 46,819.14 and 14,591.68

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Solution

The fourth proportional to 31,254.64, 46,819.14 and 14,591.68 is: 21,858.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,254.64 : 46,819.14 = 14,591.68 : x
  2. Step 2: Convert to fraction form
    31,254.64/46,819.14 = 14,591.68/x
  3. Step 3: Cross multiply
    31,254.64x = 46,819.14 × 14,591.68
  4. Step 4: Simplify right side
    31,254.64x = 683,169,908.76
  5. Step 5: Solve for x
    x = 683,169,908.76/31,254.64
  6. Step 6: Final answer
    x = 21,858.19

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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.