Home / 13,801.32-19,046.25-9,775.37

Finding the Fourth Proportional to 13,801.32, 19,046.25 and 9,775.37

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Solution

The fourth proportional to 13,801.32, 19,046.25 and 9,775.37 is: 13,490.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,801.32 : 19,046.25 = 9,775.37 : x
  2. Step 2: Convert to fraction form
    13,801.32/19,046.25 = 9,775.37/x
  3. Step 3: Cross multiply
    13,801.32x = 19,046.25 × 9,775.37
  4. Step 4: Simplify right side
    13,801.32x = 186,184,188.48
  5. Step 5: Solve for x
    x = 186,184,188.48/13,801.32
  6. Step 6: Final answer
    x = 13,490.32

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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.