Home / 22,739.40-34,020-14,963.40

Finding the Fourth Proportional to 22,739.40, 34,020 and 14,963.40

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Solution

The fourth proportional to 22,739.40, 34,020 and 14,963.40 is: 22,386.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,739.40 : 34,020 = 14,963.40 : x
  2. Step 2: Convert to fraction form
    22,739.40/34,020 = 14,963.40/x
  3. Step 3: Cross multiply
    22,739.40x = 34,020 × 14,963.40
  4. Step 4: Simplify right side
    22,739.40x = 509,054,868
  5. Step 5: Solve for x
    x = 509,054,868/22,739.40
  6. Step 6: Final answer
    x = 22,386.47

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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.