Home / 14,988.06-20,674.62-9,686.01

Finding the Fourth Proportional to 14,988.06, 20,674.62 and 9,686.01

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Solution

The fourth proportional to 14,988.06, 20,674.62 and 9,686.01 is: 13,360.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,988.06 : 20,674.62 = 9,686.01 : x
  2. Step 2: Convert to fraction form
    14,988.06/20,674.62 = 9,686.01/x
  3. Step 3: Cross multiply
    14,988.06x = 20,674.62 × 9,686.01
  4. Step 4: Simplify right side
    14,988.06x = 200,254,576.07
  5. Step 5: Solve for x
    x = 200,254,576.07/14,988.06
  6. Step 6: Final answer
    x = 13,360.94

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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.