Home / 19,370.16-29,014-14,638.04

Finding the Fourth Proportional to 19,370.16, 29,014 and 14,638.04

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Solution

The fourth proportional to 19,370.16, 29,014 and 14,638.04 is: 21,925.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,370.16 : 29,014 = 14,638.04 : x
  2. Step 2: Convert to fraction form
    19,370.16/29,014 = 14,638.04/x
  3. Step 3: Cross multiply
    19,370.16x = 29,014 × 14,638.04
  4. Step 4: Simplify right side
    19,370.16x = 424,708,092.56
  5. Step 5: Solve for x
    x = 424,708,092.56/19,370.16
  6. Step 6: Final answer
    x = 21,925.89

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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.