Home / 13,923.93-20,890.23-4,564.02

Finding the Fourth Proportional to 13,923.93, 20,890.23 and 4,564.02

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Solution

The fourth proportional to 13,923.93, 20,890.23 and 4,564.02 is: 6,847.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,923.93 : 20,890.23 = 4,564.02 : x
  2. Step 2: Convert to fraction form
    13,923.93/20,890.23 = 4,564.02/x
  3. Step 3: Cross multiply
    13,923.93x = 20,890.23 × 4,564.02
  4. Step 4: Simplify right side
    13,923.93x = 95,343,427.52
  5. Step 5: Solve for x
    x = 95,343,427.52/13,923.93
  6. Step 6: Final answer
    x = 6,847.45

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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.