Home / 15,771.71-23,661.01-4,677.75

Finding the Fourth Proportional to 15,771.71, 23,661.01 and 4,677.75

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Solution

The fourth proportional to 15,771.71, 23,661.01 and 4,677.75 is: 7,017.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,771.71 : 23,661.01 = 4,677.75 : x
  2. Step 2: Convert to fraction form
    15,771.71/23,661.01 = 4,677.75/x
  3. Step 3: Cross multiply
    15,771.71x = 23,661.01 × 4,677.75
  4. Step 4: Simplify right side
    15,771.71x = 110,680,295.37
  5. Step 5: Solve for x
    x = 110,680,295.37/15,771.71
  6. Step 6: Final answer
    x = 7,017.65

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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.