Home / 28,527.69-39,354.94-18,459.37

Finding the Fourth Proportional to 28,527.69, 39,354.94 and 18,459.37

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Solution

The fourth proportional to 28,527.69, 39,354.94 and 18,459.37 is: 25,465.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,527.69 : 39,354.94 = 18,459.37 : x
  2. Step 2: Convert to fraction form
    28,527.69/39,354.94 = 18,459.37/x
  3. Step 3: Cross multiply
    28,527.69x = 39,354.94 × 18,459.37
  4. Step 4: Simplify right side
    28,527.69x = 726,467,398.79
  5. Step 5: Solve for x
    x = 726,467,398.79/28,527.69
  6. Step 6: Final answer
    x = 25,465.34

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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.