Home / 15,465.74-23,187.26-4,929.71

Finding the Fourth Proportional to 15,465.74, 23,187.26 and 4,929.71

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Solution

The fourth proportional to 15,465.74, 23,187.26 and 4,929.71 is: 7,390.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,465.74 : 23,187.26 = 4,929.71 : x
  2. Step 2: Convert to fraction form
    15,465.74/23,187.26 = 4,929.71/x
  3. Step 3: Cross multiply
    15,465.74x = 23,187.26 × 4,929.71
  4. Step 4: Simplify right side
    15,465.74x = 114,306,326.91
  5. Step 5: Solve for x
    x = 114,306,326.91/15,465.74
  6. Step 6: Final answer
    x = 7,390.94

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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.