Home / 39,063.24-53,892.40-28,878.73

Finding the Fourth Proportional to 39,063.24, 53,892.40 and 28,878.73

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Solution

The fourth proportional to 39,063.24, 53,892.40 and 28,878.73 is: 39,841.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,063.24 : 53,892.40 = 28,878.73 : x
  2. Step 2: Convert to fraction form
    39,063.24/53,892.40 = 28,878.73/x
  3. Step 3: Cross multiply
    39,063.24x = 53,892.40 × 28,878.73
  4. Step 4: Simplify right side
    39,063.24x = 1,556,344,068.65
  5. Step 5: Solve for x
    x = 1,556,344,068.65/39,063.24
  6. Step 6: Final answer
    x = 39,841.65

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1.5x scale

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.