Home / 47,000.32-70,478.16-27,284.96

Finding the Fourth Proportional to 47,000.32, 70,478.16 and 27,284.96

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Solution

The fourth proportional to 47,000.32, 70,478.16 and 27,284.96 is: 40,914.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,000.32 : 70,478.16 = 27,284.96 : x
  2. Step 2: Convert to fraction form
    47,000.32/70,478.16 = 27,284.96/x
  3. Step 3: Cross multiply
    47,000.32x = 70,478.16 × 27,284.96
  4. Step 4: Simplify right side
    47,000.32x = 1,922,993,776.47
  5. Step 5: Solve for x
    x = 1,922,993,776.47/47,000.32
  6. Step 6: Final answer
    x = 40,914.48

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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.