Home / 12,711.02-19,068.36-4,816.52

Finding the Fourth Proportional to 12,711.02, 19,068.36 and 4,816.52

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Solution

The fourth proportional to 12,711.02, 19,068.36 and 4,816.52 is: 7,225.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,711.02 : 19,068.36 = 4,816.52 : x
  2. Step 2: Convert to fraction form
    12,711.02/19,068.36 = 4,816.52/x
  3. Step 3: Cross multiply
    12,711.02x = 19,068.36 × 4,816.52
  4. Step 4: Simplify right side
    12,711.02x = 91,843,137.31
  5. Step 5: Solve for x
    x = 91,843,137.31/12,711.02
  6. Step 6: Final answer
    x = 7,225.47

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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.