Home / 15,610.81-23,412.70-4,515.03

Finding the Fourth Proportional to 15,610.81, 23,412.70 and 4,515.03

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Solution

The fourth proportional to 15,610.81, 23,412.70 and 4,515.03 is: 6,771.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,610.81 : 23,412.70 = 4,515.03 : x
  2. Step 2: Convert to fraction form
    15,610.81/23,412.70 = 4,515.03/x
  3. Step 3: Cross multiply
    15,610.81x = 23,412.70 × 4,515.03
  4. Step 4: Simplify right side
    15,610.81x = 105,709,042.88
  5. Step 5: Solve for x
    x = 105,709,042.88/15,610.81
  6. Step 6: Final answer
    x = 6,771.53

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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.