Home / 13,813.07-19,061.93-7,525.44

Finding the Fourth Proportional to 13,813.07, 19,061.93 and 7,525.44

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Solution

The fourth proportional to 13,813.07, 19,061.93 and 7,525.44 is: 10,385.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,813.07 : 19,061.93 = 7,525.44 : x
  2. Step 2: Convert to fraction form
    13,813.07/19,061.93 = 7,525.44/x
  3. Step 3: Cross multiply
    13,813.07x = 19,061.93 × 7,525.44
  4. Step 4: Simplify right side
    13,813.07x = 143,449,410.50
  5. Step 5: Solve for x
    x = 143,449,410.50/13,813.07
  6. Step 6: Final answer
    x = 10,385.05

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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.