Home / 47,817.75-71,738.15-14,985.75

Finding the Fourth Proportional to 47,817.75, 71,738.15 and 14,985.75

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Solution

The fourth proportional to 47,817.75, 71,738.15 and 14,985.75 is: 22,482.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,817.75 : 71,738.15 = 14,985.75 : x
  2. Step 2: Convert to fraction form
    47,817.75/71,738.15 = 14,985.75/x
  3. Step 3: Cross multiply
    47,817.75x = 71,738.15 × 14,985.75
  4. Step 4: Simplify right side
    47,817.75x = 1,075,049,906.43
  5. Step 5: Solve for x
    x = 1,075,049,906.43/47,817.75
  6. Step 6: Final answer
    x = 22,482.24

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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.