Home / 17,828.84-24,601.66-9,870.60

Finding the Fourth Proportional to 17,828.84, 24,601.66 and 9,870.60

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Solution

The fourth proportional to 17,828.84, 24,601.66 and 9,870.60 is: 13,620.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,828.84 : 24,601.66 = 9,870.60 : x
  2. Step 2: Convert to fraction form
    17,828.84/24,601.66 = 9,870.60/x
  3. Step 3: Cross multiply
    17,828.84x = 24,601.66 × 9,870.60
  4. Step 4: Simplify right side
    17,828.84x = 242,833,145.20
  5. Step 5: Solve for x
    x = 242,833,145.20/17,828.84
  6. Step 6: Final answer
    x = 13,620.24

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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.