Home / 65,328.16-97,995.12-18,583.84

Finding the Fourth Proportional to 65,328.16, 97,995.12 and 18,583.84

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Solution

The fourth proportional to 65,328.16, 97,995.12 and 18,583.84 is: 27,876.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,328.16 : 97,995.12 = 18,583.84 : x
  2. Step 2: Convert to fraction form
    65,328.16/97,995.12 = 18,583.84/x
  3. Step 3: Cross multiply
    65,328.16x = 97,995.12 × 18,583.84
  4. Step 4: Simplify right side
    65,328.16x = 1,821,125,630.86
  5. Step 5: Solve for x
    x = 1,821,125,630.86/65,328.16
  6. Step 6: Final answer
    x = 27,876.58

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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.