Home / 32,984.74-49,360.31-20,510.64

Finding the Fourth Proportional to 32,984.74, 49,360.31 and 20,510.64

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Solution

The fourth proportional to 32,984.74, 49,360.31 and 20,510.64 is: 30,693.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,984.74 : 49,360.31 = 20,510.64 : x
  2. Step 2: Convert to fraction form
    32,984.74/49,360.31 = 20,510.64/x
  3. Step 3: Cross multiply
    32,984.74x = 49,360.31 × 20,510.64
  4. Step 4: Simplify right side
    32,984.74x = 1,012,411,353.17
  5. Step 5: Solve for x
    x = 1,012,411,353.17/32,984.74
  6. Step 6: Final answer
    x = 30,693.33

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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.