Home / 47,050.45-70,521.99-18,952.53

Finding the Fourth Proportional to 47,050.45, 70,521.99 and 18,952.53

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Solution

The fourth proportional to 47,050.45, 70,521.99 and 18,952.53 is: 28,407.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,050.45 : 70,521.99 = 18,952.53 : x
  2. Step 2: Convert to fraction form
    47,050.45/70,521.99 = 18,952.53/x
  3. Step 3: Cross multiply
    47,050.45x = 70,521.99 × 18,952.53
  4. Step 4: Simplify right side
    47,050.45x = 1,336,569,778.52
  5. Step 5: Solve for x
    x = 1,336,569,778.52/47,050.45
  6. Step 6: Final answer
    x = 28,407.16

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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.