Home / 47,305.87-70,813.91-30,632.72

Finding the Fourth Proportional to 47,305.87, 70,813.91 and 30,632.72

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Solution

The fourth proportional to 47,305.87, 70,813.91 and 30,632.72 is: 45,855.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,305.87 : 70,813.91 = 30,632.72 : x
  2. Step 2: Convert to fraction form
    47,305.87/70,813.91 = 30,632.72/x
  3. Step 3: Cross multiply
    47,305.87x = 70,813.91 × 30,632.72
  4. Step 4: Simplify right side
    47,305.87x = 2,169,222,701.01
  5. Step 5: Solve for x
    x = 2,169,222,701.01/47,305.87
  6. Step 6: Final answer
    x = 45,855.26

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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.