Home / 47,078.85-70,552.67-35,378.40

Finding the Fourth Proportional to 47,078.85, 70,552.67 and 35,378.40

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Solution

The fourth proportional to 47,078.85, 70,552.67 and 35,378.40 is: 53,018.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,078.85 : 70,552.67 = 35,378.40 : x
  2. Step 2: Convert to fraction form
    47,078.85/70,552.67 = 35,378.40/x
  3. Step 3: Cross multiply
    47,078.85x = 70,552.67 × 35,378.40
  4. Step 4: Simplify right side
    47,078.85x = 2,496,040,403.44
  5. Step 5: Solve for x
    x = 2,496,040,403.44/47,078.85
  6. Step 6: Final answer
    x = 53,018.30

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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.