Home / 19,541.39-29,311.67-4,750.38

Finding the Fourth Proportional to 19,541.39, 29,311.67 and 4,750.38

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Solution

The fourth proportional to 19,541.39, 29,311.67 and 4,750.38 is: 7,125.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,541.39 : 29,311.67 = 4,750.38 : x
  2. Step 2: Convert to fraction form
    19,541.39/29,311.67 = 4,750.38/x
  3. Step 3: Cross multiply
    19,541.39x = 29,311.67 × 4,750.38
  4. Step 4: Simplify right side
    19,541.39x = 139,241,582.81
  5. Step 5: Solve for x
    x = 139,241,582.81/19,541.39
  6. Step 6: Final answer
    x = 7,125.47

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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.