Home / 19,948.40-29,923.47-5,907.86

Finding the Fourth Proportional to 19,948.40, 29,923.47 and 5,907.86

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Solution

The fourth proportional to 19,948.40, 29,923.47 and 5,907.86 is: 8,862.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,948.40 : 29,923.47 = 5,907.86 : x
  2. Step 2: Convert to fraction form
    19,948.40/29,923.47 = 5,907.86/x
  3. Step 3: Cross multiply
    19,948.40x = 29,923.47 × 5,907.86
  4. Step 4: Simplify right side
    19,948.40x = 176,783,521.86
  5. Step 5: Solve for x
    x = 176,783,521.86/19,948.40
  6. Step 6: Final answer
    x = 8,862.04

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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.