Home / 52,047.03-78,070.58-12,604.18

Finding the Fourth Proportional to 52,047.03, 78,070.58 and 12,604.18

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Solution

The fourth proportional to 52,047.03, 78,070.58 and 12,604.18 is: 18,906.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,047.03 : 78,070.58 = 12,604.18 : x
  2. Step 2: Convert to fraction form
    52,047.03/78,070.58 = 12,604.18/x
  3. Step 3: Cross multiply
    52,047.03x = 78,070.58 × 12,604.18
  4. Step 4: Simplify right side
    52,047.03x = 984,015,868.95
  5. Step 5: Solve for x
    x = 984,015,868.95/52,047.03
  6. Step 6: Final answer
    x = 18,906.28

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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.