Home / 14,972.79-20,659.86-9,599.92

Finding the Fourth Proportional to 14,972.79, 20,659.86 and 9,599.92

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Solution

The fourth proportional to 14,972.79, 20,659.86 and 9,599.92 is: 13,246.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,972.79 : 20,659.86 = 9,599.92 : x
  2. Step 2: Convert to fraction form
    14,972.79/20,659.86 = 9,599.92/x
  3. Step 3: Cross multiply
    14,972.79x = 20,659.86 × 9,599.92
  4. Step 4: Simplify right side
    14,972.79x = 198,333,065.04
  5. Step 5: Solve for x
    x = 198,333,065.04/14,972.79
  6. Step 6: Final answer
    x = 13,246.24

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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.