Home / 49,707.48-74,560.84-14,646.64

Finding the Fourth Proportional to 49,707.48, 74,560.84 and 14,646.64

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Solution

The fourth proportional to 49,707.48, 74,560.84 and 14,646.64 is: 21,969.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,707.48 : 74,560.84 = 14,646.64 : x
  2. Step 2: Convert to fraction form
    49,707.48/74,560.84 = 14,646.64/x
  3. Step 3: Cross multiply
    49,707.48x = 74,560.84 × 14,646.64
  4. Step 4: Simplify right side
    49,707.48x = 1,092,065,781.58
  5. Step 5: Solve for x
    x = 1,092,065,781.58/49,707.48
  6. Step 6: Final answer
    x = 21,969.85

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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.