Home / 28,087.48-42,122.58-14,932.60

Finding the Fourth Proportional to 28,087.48, 42,122.58 and 14,932.60

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Solution

The fourth proportional to 28,087.48, 42,122.58 and 14,932.60 is: 22,394.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,087.48 : 42,122.58 = 14,932.60 : x
  2. Step 2: Convert to fraction form
    28,087.48/42,122.58 = 14,932.60/x
  3. Step 3: Cross multiply
    28,087.48x = 42,122.58 × 14,932.60
  4. Step 4: Simplify right side
    28,087.48x = 628,999,638.11
  5. Step 5: Solve for x
    x = 628,999,638.11/28,087.48
  6. Step 6: Final answer
    x = 22,394.31

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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.