Home / 52,047.17-78,070.95-12,604.32

Finding the Fourth Proportional to 52,047.17, 78,070.95 and 12,604.32

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Solution

The fourth proportional to 52,047.17, 78,070.95 and 12,604.32 is: 18,906.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,047.17 : 78,070.95 = 12,604.32 : x
  2. Step 2: Convert to fraction form
    52,047.17/78,070.95 = 12,604.32/x
  3. Step 3: Cross multiply
    52,047.17x = 78,070.95 × 12,604.32
  4. Step 4: Simplify right side
    52,047.17x = 984,031,236.50
  5. Step 5: Solve for x
    x = 984,031,236.50/52,047.17
  6. Step 6: Final answer
    x = 18,906.53

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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.