Home / 17,828.64-24,604.56-9,870.66

Finding the Fourth Proportional to 17,828.64, 24,604.56 and 9,870.66

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Solution

The fourth proportional to 17,828.64, 24,604.56 and 9,870.66 is: 13,622.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,828.64 : 24,604.56 = 9,870.66 : x
  2. Step 2: Convert to fraction form
    17,828.64/24,604.56 = 9,870.66/x
  3. Step 3: Cross multiply
    17,828.64x = 24,604.56 × 9,870.66
  4. Step 4: Simplify right side
    17,828.64x = 242,863,246.21
  5. Step 5: Solve for x
    x = 242,863,246.21/17,828.64
  6. Step 6: Final answer
    x = 13,622.08

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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.