Home / 52,512.30-78,728.36-26,235.50

Finding the Fourth Proportional to 52,512.30, 78,728.36 and 26,235.50

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Solution

The fourth proportional to 52,512.30, 78,728.36 and 26,235.50 is: 39,333.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,512.30 : 78,728.36 = 26,235.50 : x
  2. Step 2: Convert to fraction form
    52,512.30/78,728.36 = 26,235.50/x
  3. Step 3: Cross multiply
    52,512.30x = 78,728.36 × 26,235.50
  4. Step 4: Simplify right side
    52,512.30x = 2,065,477,363.96
  5. Step 5: Solve for x
    x = 2,065,477,363.96/52,512.30
  6. Step 6: Final answer
    x = 39,333.21

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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.