Home / 14,979.42-20,673.59-9,014.40

Finding the Fourth Proportional to 14,979.42, 20,673.59 and 9,014.40

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Solution

The fourth proportional to 14,979.42, 20,673.59 and 9,014.40 is: 12,441.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,979.42 : 20,673.59 = 9,014.40 : x
  2. Step 2: Convert to fraction form
    14,979.42/20,673.59 = 9,014.40/x
  3. Step 3: Cross multiply
    14,979.42x = 20,673.59 × 9,014.40
  4. Step 4: Simplify right side
    14,979.42x = 186,359,964.62
  5. Step 5: Solve for x
    x = 186,359,964.62/14,979.42
  6. Step 6: Final answer
    x = 12,441.07

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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.