Home / 65,577.04-98,369.90-18,830.32

Finding the Fourth Proportional to 65,577.04, 98,369.90 and 18,830.32

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Solution

The fourth proportional to 65,577.04, 98,369.90 and 18,830.32 is: 28,246.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,577.04 : 98,369.90 = 18,830.32 : x
  2. Step 2: Convert to fraction form
    65,577.04/98,369.90 = 18,830.32/x
  3. Step 3: Cross multiply
    65,577.04x = 98,369.90 × 18,830.32
  4. Step 4: Simplify right side
    65,577.04x = 1,852,336,695.37
  5. Step 5: Solve for x
    x = 1,852,336,695.37/65,577.04
  6. Step 6: Final answer
    x = 28,246.73

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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.