Home / 32,681.07-45,099.59-18,534.02

Finding the Fourth Proportional to 32,681.07, 45,099.59 and 18,534.02

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Solution

The fourth proportional to 32,681.07, 45,099.59 and 18,534.02 is: 25,576.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,681.07 : 45,099.59 = 18,534.02 : x
  2. Step 2: Convert to fraction form
    32,681.07/45,099.59 = 18,534.02/x
  3. Step 3: Cross multiply
    32,681.07x = 45,099.59 × 18,534.02
  4. Step 4: Simplify right side
    32,681.07x = 835,876,384.88
  5. Step 5: Solve for x
    x = 835,876,384.88/32,681.07
  6. Step 6: Final answer
    x = 25,576.78

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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.