Home / 51,815.93-71,499.63-32,688.48

Finding the Fourth Proportional to 51,815.93, 71,499.63 and 32,688.48

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Solution

The fourth proportional to 51,815.93, 71,499.63 and 32,688.48 is: 45,106.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,815.93 : 71,499.63 = 32,688.48 : x
  2. Step 2: Convert to fraction form
    51,815.93/71,499.63 = 32,688.48/x
  3. Step 3: Cross multiply
    51,815.93x = 71,499.63 × 32,688.48
  4. Step 4: Simplify right side
    51,815.93x = 2,337,214,225.26
  5. Step 5: Solve for x
    x = 2,337,214,225.26/51,815.93
  6. Step 6: Final answer
    x = 45,106.10

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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.