Home / 15,443.64-23,163.40-4,349.20

Finding the Fourth Proportional to 15,443.64, 23,163.40 and 4,349.20

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Solution

The fourth proportional to 15,443.64, 23,163.40 and 4,349.20 is: 6,523.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,443.64 : 23,163.40 = 4,349.20 : x
  2. Step 2: Convert to fraction form
    15,443.64/23,163.40 = 4,349.20/x
  3. Step 3: Cross multiply
    15,443.64x = 23,163.40 × 4,349.20
  4. Step 4: Simplify right side
    15,443.64x = 100,742,259.28
  5. Step 5: Solve for x
    x = 100,742,259.28/15,443.64
  6. Step 6: Final answer
    x = 6,523.22

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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.