Home / 32,681.22-45,098.67-18,144.51

Finding the Fourth Proportional to 32,681.22, 45,098.67 and 18,144.51

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Solution

The fourth proportional to 32,681.22, 45,098.67 and 18,144.51 is: 25,038.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,681.22 : 45,098.67 = 18,144.51 : x
  2. Step 2: Convert to fraction form
    32,681.22/45,098.67 = 18,144.51/x
  3. Step 3: Cross multiply
    32,681.22x = 45,098.67 × 18,144.51
  4. Step 4: Simplify right side
    32,681.22x = 818,293,167.72
  5. Step 5: Solve for x
    x = 818,293,167.72/32,681.22
  6. Step 6: Final answer
    x = 25,038.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.