Home / 45,746.97-68,627.02-14,159.81

Finding the Fourth Proportional to 45,746.97, 68,627.02 and 14,159.81

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Solution

The fourth proportional to 45,746.97, 68,627.02 and 14,159.81 is: 21,241.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,746.97 : 68,627.02 = 14,159.81 : x
  2. Step 2: Convert to fraction form
    45,746.97/68,627.02 = 14,159.81/x
  3. Step 3: Cross multiply
    45,746.97x = 68,627.02 × 14,159.81
  4. Step 4: Simplify right side
    45,746.97x = 971,745,287.66
  5. Step 5: Solve for x
    x = 971,745,287.66/45,746.97
  6. Step 6: Final answer
    x = 21,241.74

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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.