Home / 15,017.40-22,493.70-9,768.60

Finding the Fourth Proportional to 15,017.40, 22,493.70 and 9,768.60

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Solution

The fourth proportional to 15,017.40, 22,493.70 and 9,768.60 is: 14,631.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,017.40 : 22,493.70 = 9,768.60 : x
  2. Step 2: Convert to fraction form
    15,017.40/22,493.70 = 9,768.60/x
  3. Step 3: Cross multiply
    15,017.40x = 22,493.70 × 9,768.60
  4. Step 4: Simplify right side
    15,017.40x = 219,731,957.82
  5. Step 5: Solve for x
    x = 219,731,957.82/15,017.40
  6. Step 6: Final answer
    x = 14,631.82

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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.