Home / 43,802.02-65,712.75-12,637.27

Finding the Fourth Proportional to 43,802.02, 65,712.75 and 12,637.27

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Solution

The fourth proportional to 43,802.02, 65,712.75 and 12,637.27 is: 18,958.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,802.02 : 65,712.75 = 12,637.27 : x
  2. Step 2: Convert to fraction form
    43,802.02/65,712.75 = 12,637.27/x
  3. Step 3: Cross multiply
    43,802.02x = 65,712.75 × 12,637.27
  4. Step 4: Simplify right side
    43,802.02x = 830,429,764.19
  5. Step 5: Solve for x
    x = 830,429,764.19/43,802.02
  6. Step 6: Final answer
    x = 18,958.71

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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.