Home / 13,259.58-18,297.54-7,291.10

Finding the Fourth Proportional to 13,259.58, 18,297.54 and 7,291.10

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Solution

The fourth proportional to 13,259.58, 18,297.54 and 7,291.10 is: 10,061.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,259.58 : 18,297.54 = 7,291.10 : x
  2. Step 2: Convert to fraction form
    13,259.58/18,297.54 = 7,291.10/x
  3. Step 3: Cross multiply
    13,259.58x = 18,297.54 × 7,291.10
  4. Step 4: Simplify right side
    13,259.58x = 133,409,102.41
  5. Step 5: Solve for x
    x = 133,409,102.41/13,259.58
  6. Step 6: Final answer
    x = 10,061.34

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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.