Home / 13,788.02-19,026.96-7,500.26

Finding the Fourth Proportional to 13,788.02, 19,026.96 and 7,500.26

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Solution

The fourth proportional to 13,788.02, 19,026.96 and 7,500.26 is: 10,350.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,788.02 : 19,026.96 = 7,500.26 : x
  2. Step 2: Convert to fraction form
    13,788.02/19,026.96 = 7,500.26/x
  3. Step 3: Cross multiply
    13,788.02x = 19,026.96 × 7,500.26
  4. Step 4: Simplify right side
    13,788.02x = 142,707,147.01
  5. Step 5: Solve for x
    x = 142,707,147.01/13,788.02
  6. Step 6: Final answer
    x = 10,350.08

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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.