Home / 14,983.34-20,667.40-9,016.88

Finding the Fourth Proportional to 14,983.34, 20,667.40 and 9,016.88

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Solution

The fourth proportional to 14,983.34, 20,667.40 and 9,016.88 is: 12,437.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,983.34 : 20,667.40 = 9,016.88 : x
  2. Step 2: Convert to fraction form
    14,983.34/20,667.40 = 9,016.88/x
  3. Step 3: Cross multiply
    14,983.34x = 20,667.40 × 9,016.88
  4. Step 4: Simplify right side
    14,983.34x = 186,355,465.71
  5. Step 5: Solve for x
    x = 186,355,465.71/14,983.34
  6. Step 6: Final answer
    x = 12,437.51

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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.