Home / 14,042.02-19,377.84-7,754.26

Finding the Fourth Proportional to 14,042.02, 19,377.84 and 7,754.26

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Solution

The fourth proportional to 14,042.02, 19,377.84 and 7,754.26 is: 10,700.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,042.02 : 19,377.84 = 7,754.26 : x
  2. Step 2: Convert to fraction form
    14,042.02/19,377.84 = 7,754.26/x
  3. Step 3: Cross multiply
    14,042.02x = 19,377.84 × 7,754.26
  4. Step 4: Simplify right side
    14,042.02x = 150,260,809.60
  5. Step 5: Solve for x
    x = 150,260,809.60/14,042.02
  6. Step 6: Final answer
    x = 10,700.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.