Home / 38,078.54-57,083.90-18,075.69

Finding the Fourth Proportional to 38,078.54, 57,083.90 and 18,075.69

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Solution

The fourth proportional to 38,078.54, 57,083.90 and 18,075.69 is: 27,097.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,078.54 : 57,083.90 = 18,075.69 : x
  2. Step 2: Convert to fraction form
    38,078.54/57,083.90 = 18,075.69/x
  3. Step 3: Cross multiply
    38,078.54x = 57,083.90 × 18,075.69
  4. Step 4: Simplify right side
    38,078.54x = 1,031,830,925.58
  5. Step 5: Solve for x
    x = 1,031,830,925.58/38,078.54
  6. Step 6: Final answer
    x = 27,097.44

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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.