Home / 14,717.70-20,315.79-9,060.03

Finding the Fourth Proportional to 14,717.70, 20,315.79 and 9,060.03

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Solution

The fourth proportional to 14,717.70, 20,315.79 and 9,060.03 is: 12,506.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,717.70 : 20,315.79 = 9,060.03 : x
  2. Step 2: Convert to fraction form
    14,717.70/20,315.79 = 9,060.03/x
  3. Step 3: Cross multiply
    14,717.70x = 20,315.79 × 9,060.03
  4. Step 4: Simplify right side
    14,717.70x = 184,061,666.87
  5. Step 5: Solve for x
    x = 184,061,666.87/14,717.70
  6. Step 6: Final answer
    x = 12,506.14

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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.