Home / 52,137.47-78,196.19-14,688.14

Finding the Fourth Proportional to 52,137.47, 78,196.19 and 14,688.14

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Solution

The fourth proportional to 52,137.47, 78,196.19 and 14,688.14 is: 22,029.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,137.47 : 78,196.19 = 14,688.14 : x
  2. Step 2: Convert to fraction form
    52,137.47/78,196.19 = 14,688.14/x
  3. Step 3: Cross multiply
    52,137.47x = 78,196.19 × 14,688.14
  4. Step 4: Simplify right side
    52,137.47x = 1,148,556,121.76
  5. Step 5: Solve for x
    x = 1,148,556,121.76/52,137.47
  6. Step 6: Final answer
    x = 22,029.38

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1.5x scale

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.