Home / 47,850.16-71,778.90-14,573.06

Finding the Fourth Proportional to 47,850.16, 71,778.90 and 14,573.06

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Solution

The fourth proportional to 47,850.16, 71,778.90 and 14,573.06 is: 21,860.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,850.16 : 71,778.90 = 14,573.06 : x
  2. Step 2: Convert to fraction form
    47,850.16/71,778.90 = 14,573.06/x
  3. Step 3: Cross multiply
    47,850.16x = 71,778.90 × 14,573.06
  4. Step 4: Simplify right side
    47,850.16x = 1,046,038,216.43
  5. Step 5: Solve for x
    x = 1,046,038,216.43/47,850.16
  6. Step 6: Final answer
    x = 21,860.70

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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.