Home / 48,055.10-72,082.48-12,994.76

Finding the Fourth Proportional to 48,055.10, 72,082.48 and 12,994.76

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Solution

The fourth proportional to 48,055.10, 72,082.48 and 12,994.76 is: 19,492.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,055.10 : 72,082.48 = 12,994.76 : x
  2. Step 2: Convert to fraction form
    48,055.10/72,082.48 = 12,994.76/x
  3. Step 3: Cross multiply
    48,055.10x = 72,082.48 × 12,994.76
  4. Step 4: Simplify right side
    48,055.10x = 936,694,527.80
  5. Step 5: Solve for x
    x = 936,694,527.80/48,055.10
  6. Step 6: Final answer
    x = 19,492.09

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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.