Home / 19,874.64-29,784.27-14,938.53

Finding the Fourth Proportional to 19,874.64, 29,784.27 and 14,938.53

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Solution

The fourth proportional to 19,874.64, 29,784.27 and 14,938.53 is: 22,386.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,874.64 : 29,784.27 = 14,938.53 : x
  2. Step 2: Convert to fraction form
    19,874.64/29,784.27 = 14,938.53/x
  3. Step 3: Cross multiply
    19,874.64x = 29,784.27 × 14,938.53
  4. Step 4: Simplify right side
    19,874.64x = 444,933,210.92
  5. Step 5: Solve for x
    x = 444,933,210.92/19,874.64
  6. Step 6: Final answer
    x = 22,386.98

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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.