Home / 13,983.95-19,297.60-7,610.32

Finding the Fourth Proportional to 13,983.95, 19,297.60 and 7,610.32

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Solution

The fourth proportional to 13,983.95, 19,297.60 and 7,610.32 is: 10,502.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,983.95 : 19,297.60 = 7,610.32 : x
  2. Step 2: Convert to fraction form
    13,983.95/19,297.60 = 7,610.32/x
  3. Step 3: Cross multiply
    13,983.95x = 19,297.60 × 7,610.32
  4. Step 4: Simplify right side
    13,983.95x = 146,860,843.96
  5. Step 5: Solve for x
    x = 146,860,843.96/13,983.95
  6. Step 6: Final answer
    x = 10,502.10

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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.