Home / 52,636.12-78,886.14-39,384.52

Finding the Fourth Proportional to 52,636.12, 78,886.14 and 39,384.52

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Solution

The fourth proportional to 52,636.12, 78,886.14 and 39,384.52 is: 59,025.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,636.12 : 78,886.14 = 39,384.52 : x
  2. Step 2: Convert to fraction form
    52,636.12/78,886.14 = 39,384.52/x
  3. Step 3: Cross multiply
    52,636.12x = 78,886.14 × 39,384.52
  4. Step 4: Simplify right side
    52,636.12x = 3,106,892,758.55
  5. Step 5: Solve for x
    x = 3,106,892,758.55/52,636.12
  6. Step 6: Final answer
    x = 59,025.87

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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.