Home / 65,230.24-97,836.72-18,486.40

Finding the Fourth Proportional to 65,230.24, 97,836.72 and 18,486.40

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Solution

The fourth proportional to 65,230.24, 97,836.72 and 18,486.40 is: 27,727.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,230.24 : 97,836.72 = 18,486.40 : x
  2. Step 2: Convert to fraction form
    65,230.24/97,836.72 = 18,486.40/x
  3. Step 3: Cross multiply
    65,230.24x = 97,836.72 × 18,486.40
  4. Step 4: Simplify right side
    65,230.24x = 1,808,648,740.61
  5. Step 5: Solve for x
    x = 1,808,648,740.61/65,230.24
  6. Step 6: Final answer
    x = 27,727.15

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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.