Home / 16,666.31-25,000.38-4,980.44

Finding the Fourth Proportional to 16,666.31, 25,000.38 and 4,980.44

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Solution

The fourth proportional to 16,666.31, 25,000.38 and 4,980.44 is: 7,470.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,666.31 : 25,000.38 = 4,980.44 : x
  2. Step 2: Convert to fraction form
    16,666.31/25,000.38 = 4,980.44/x
  3. Step 3: Cross multiply
    16,666.31x = 25,000.38 × 4,980.44
  4. Step 4: Simplify right side
    16,666.31x = 124,512,955.07
  5. Step 5: Solve for x
    x = 124,512,955.07/16,666.31
  6. Step 6: Final answer
    x = 7,470.94

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1.5x scale

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.