Home / 19,677.15-29,515.94-15,753.35

Finding the Fourth Proportional to 19,677.15, 29,515.94 and 15,753.35

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Solution

The fourth proportional to 19,677.15, 29,515.94 and 15,753.35 is: 23,630.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,677.15 : 29,515.94 = 15,753.35 : x
  2. Step 2: Convert to fraction form
    19,677.15/29,515.94 = 15,753.35/x
  3. Step 3: Cross multiply
    19,677.15x = 29,515.94 × 15,753.35
  4. Step 4: Simplify right side
    19,677.15x = 464,974,707.05
  5. Step 5: Solve for x
    x = 464,974,707.05/19,677.15
  6. Step 6: Final answer
    x = 23,630.19

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1.5x scale

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.