Home / 65,019.19-97,528.78-18,272.07

Finding the Fourth Proportional to 65,019.19, 97,528.78 and 18,272.07

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Solution

The fourth proportional to 65,019.19, 97,528.78 and 18,272.07 is: 27,408.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,019.19 : 97,528.78 = 18,272.07 : x
  2. Step 2: Convert to fraction form
    65,019.19/97,528.78 = 18,272.07/x
  3. Step 3: Cross multiply
    65,019.19x = 97,528.78 × 18,272.07
  4. Step 4: Simplify right side
    65,019.19x = 1,782,052,695.17
  5. Step 5: Solve for x
    x = 1,782,052,695.17/65,019.19
  6. Step 6: Final answer
    x = 27,408.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.