Home / 43,643.04-65,341.14-27,809.16

Finding the Fourth Proportional to 43,643.04, 65,341.14 and 27,809.16

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Solution

The fourth proportional to 43,643.04, 65,341.14 and 27,809.16 is: 41,635.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,643.04 : 65,341.14 = 27,809.16 : x
  2. Step 2: Convert to fraction form
    43,643.04/65,341.14 = 27,809.16/x
  3. Step 3: Cross multiply
    43,643.04x = 65,341.14 × 27,809.16
  4. Step 4: Simplify right side
    43,643.04x = 1,817,082,216.84
  5. Step 5: Solve for x
    x = 1,817,082,216.84/43,643.04
  6. Step 6: Final answer
    x = 41,635.10

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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.