Home / 49,444.64-74,182.80-14,386.40

Finding the Fourth Proportional to 49,444.64, 74,182.80 and 14,386.40

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Solution

The fourth proportional to 49,444.64, 74,182.80 and 14,386.40 is: 21,584.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,444.64 : 74,182.80 = 14,386.40 : x
  2. Step 2: Convert to fraction form
    49,444.64/74,182.80 = 14,386.40/x
  3. Step 3: Cross multiply
    49,444.64x = 74,182.80 × 14,386.40
  4. Step 4: Simplify right side
    49,444.64x = 1,067,223,433.92
  5. Step 5: Solve for x
    x = 1,067,223,433.92/49,444.64
  6. Step 6: Final answer
    x = 21,584.21

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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.