Home / 49,461.39-74,194.65-14,403.78

Finding the Fourth Proportional to 49,461.39, 74,194.65 and 14,403.78

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Solution

The fourth proportional to 49,461.39, 74,194.65 and 14,403.78 is: 21,606.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,461.39 : 74,194.65 = 14,403.78 : x
  2. Step 2: Convert to fraction form
    49,461.39/74,194.65 = 14,403.78/x
  3. Step 3: Cross multiply
    49,461.39x = 74,194.65 × 14,403.78
  4. Step 4: Simplify right side
    49,461.39x = 1,068,683,415.78
  5. Step 5: Solve for x
    x = 1,068,683,415.78/49,461.39
  6. Step 6: Final answer
    x = 21,606.42

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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.