Home / 13,807.02-19,053.72-7,519.26

Finding the Fourth Proportional to 13,807.02, 19,053.72 and 7,519.26

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Solution

The fourth proportional to 13,807.02, 19,053.72 and 7,519.26 is: 10,376.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,807.02 : 19,053.72 = 7,519.26 : x
  2. Step 2: Convert to fraction form
    13,807.02/19,053.72 = 7,519.26/x
  3. Step 3: Cross multiply
    13,807.02x = 19,053.72 × 7,519.26
  4. Step 4: Simplify right side
    13,807.02x = 143,269,874.65
  5. Step 5: Solve for x
    x = 143,269,874.65/13,807.02
  6. Step 6: Final answer
    x = 10,376.60

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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.