Home / 23,157.81-34,742.88-10,019.43

Finding the Fourth Proportional to 23,157.81, 34,742.88 and 10,019.43

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Solution

The fourth proportional to 23,157.81, 34,742.88 and 10,019.43 is: 15,031.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,157.81 : 34,742.88 = 10,019.43 : x
  2. Step 2: Convert to fraction form
    23,157.81/34,742.88 = 10,019.43/x
  3. Step 3: Cross multiply
    23,157.81x = 34,742.88 × 10,019.43
  4. Step 4: Simplify right side
    23,157.81x = 348,103,854.16
  5. Step 5: Solve for x
    x = 348,103,854.16/23,157.81
  6. Step 6: Final answer
    x = 15,031.81

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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.