Home / 28,748.73-43,124.31-10,030.65

Finding the Fourth Proportional to 28,748.73, 43,124.31 and 10,030.65

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Solution

The fourth proportional to 28,748.73, 43,124.31 and 10,030.65 is: 15,046.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,748.73 : 43,124.31 = 10,030.65 : x
  2. Step 2: Convert to fraction form
    28,748.73/43,124.31 = 10,030.65/x
  3. Step 3: Cross multiply
    28,748.73x = 43,124.31 × 10,030.65
  4. Step 4: Simplify right side
    28,748.73x = 432,564,860.10
  5. Step 5: Solve for x
    x = 432,564,860.10/28,748.73
  6. Step 6: Final answer
    x = 15,046.40

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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.