Home / 25,325.34-34,949.10-13,994.70

Finding the Fourth Proportional to 25,325.34, 34,949.10 and 13,994.70

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Solution

The fourth proportional to 25,325.34, 34,949.10 and 13,994.70 is: 19,312.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,325.34 : 34,949.10 = 13,994.70 : x
  2. Step 2: Convert to fraction form
    25,325.34/34,949.10 = 13,994.70/x
  3. Step 3: Cross multiply
    25,325.34x = 34,949.10 × 13,994.70
  4. Step 4: Simplify right side
    25,325.34x = 489,102,169.77
  5. Step 5: Solve for x
    x = 489,102,169.77/25,325.34
  6. Step 6: Final answer
    x = 19,312.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.