Home / 20,535.02-30,802.46-4,952.64

Finding the Fourth Proportional to 20,535.02, 30,802.46 and 4,952.64

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Solution

The fourth proportional to 20,535.02, 30,802.46 and 4,952.64 is: 7,428.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,535.02 : 30,802.46 = 4,952.64 : x
  2. Step 2: Convert to fraction form
    20,535.02/30,802.46 = 4,952.64/x
  3. Step 3: Cross multiply
    20,535.02x = 30,802.46 × 4,952.64
  4. Step 4: Simplify right side
    20,535.02x = 152,553,470.73
  5. Step 5: Solve for x
    x = 152,553,470.73/20,535.02
  6. Step 6: Final answer
    x = 7,428.94

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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.