Home / 15,516.40-23,274.60-14,009.80

Finding the Fourth Proportional to 15,516.40, 23,274.60 and 14,009.80

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Solution

The fourth proportional to 15,516.40, 23,274.60 and 14,009.80 is: 21,014.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,516.40 : 23,274.60 = 14,009.80 : x
  2. Step 2: Convert to fraction form
    15,516.40/23,274.60 = 14,009.80/x
  3. Step 3: Cross multiply
    15,516.40x = 23,274.60 × 14,009.80
  4. Step 4: Simplify right side
    15,516.40x = 326,072,491.08
  5. Step 5: Solve for x
    x = 326,072,491.08/15,516.40
  6. Step 6: Final answer
    x = 21,014.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.