Home / 28,938.87-43,421.81-10,233.07

Finding the Fourth Proportional to 28,938.87, 43,421.81 and 10,233.07

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Solution

The fourth proportional to 28,938.87, 43,421.81 and 10,233.07 is: 15,354.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,938.87 : 43,421.81 = 10,233.07 : x
  2. Step 2: Convert to fraction form
    28,938.87/43,421.81 = 10,233.07/x
  3. Step 3: Cross multiply
    28,938.87x = 43,421.81 × 10,233.07
  4. Step 4: Simplify right side
    28,938.87x = 444,338,370.09
  5. Step 5: Solve for x
    x = 444,338,370.09/28,938.87
  6. Step 6: Final answer
    x = 15,354.38

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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.