Home / 22,690.98-34,014.60-15,278.90

Finding the Fourth Proportional to 22,690.98, 34,014.60 and 15,278.90

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Solution

The fourth proportional to 22,690.98, 34,014.60 and 15,278.90 is: 22,903.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,690.98 : 34,014.60 = 15,278.90 : x
  2. Step 2: Convert to fraction form
    22,690.98/34,014.60 = 15,278.90/x
  3. Step 3: Cross multiply
    22,690.98x = 34,014.60 × 15,278.90
  4. Step 4: Simplify right side
    22,690.98x = 519,705,501.87
  5. Step 5: Solve for x
    x = 519,705,501.87/22,690.98
  6. Step 6: Final answer
    x = 22,903.62

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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.