Home / 28,329.18-39,087.27-17,713.50

Finding the Fourth Proportional to 28,329.18, 39,087.27 and 17,713.50

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Solution

The fourth proportional to 28,329.18, 39,087.27 and 17,713.50 is: 24,440.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,329.18 : 39,087.27 = 17,713.50 : x
  2. Step 2: Convert to fraction form
    28,329.18/39,087.27 = 17,713.50/x
  3. Step 3: Cross multiply
    28,329.18x = 39,087.27 × 17,713.50
  4. Step 4: Simplify right side
    28,329.18x = 692,372,357.15
  5. Step 5: Solve for x
    x = 692,372,357.15/28,329.18
  6. Step 6: Final answer
    x = 24,440.25

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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.