Home / 43,637.21-65,459.57-12,047.27

Finding the Fourth Proportional to 43,637.21, 65,459.57 and 12,047.27

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Solution

The fourth proportional to 43,637.21, 65,459.57 and 12,047.27 is: 18,071.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,637.21 : 65,459.57 = 12,047.27 : x
  2. Step 2: Convert to fraction form
    43,637.21/65,459.57 = 12,047.27/x
  3. Step 3: Cross multiply
    43,637.21x = 65,459.57 × 12,047.27
  4. Step 4: Simplify right side
    43,637.21x = 788,608,971.81
  5. Step 5: Solve for x
    x = 788,608,971.81/43,637.21
  6. Step 6: Final answer
    x = 18,071.94

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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.