Home / 14,247.86-21,364.02-4,384.52

Finding the Fourth Proportional to 14,247.86, 21,364.02 and 4,384.52

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Solution

The fourth proportional to 14,247.86, 21,364.02 and 4,384.52 is: 6,574.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,247.86 : 21,364.02 = 4,384.52 : x
  2. Step 2: Convert to fraction form
    14,247.86/21,364.02 = 4,384.52/x
  3. Step 3: Cross multiply
    14,247.86x = 21,364.02 × 4,384.52
  4. Step 4: Simplify right side
    14,247.86x = 93,670,972.97
  5. Step 5: Solve for x
    x = 93,670,972.97/14,247.86
  6. Step 6: Final answer
    x = 6,574.39

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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.