Home / 15,516.20-23,274.30-9,295.40

Finding the Fourth Proportional to 15,516.20, 23,274.30 and 9,295.40

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Solution

The fourth proportional to 15,516.20, 23,274.30 and 9,295.40 is: 13,943.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,516.20 : 23,274.30 = 9,295.40 : x
  2. Step 2: Convert to fraction form
    15,516.20/23,274.30 = 9,295.40/x
  3. Step 3: Cross multiply
    15,516.20x = 23,274.30 × 9,295.40
  4. Step 4: Simplify right side
    15,516.20x = 216,343,928.22
  5. Step 5: Solve for x
    x = 216,343,928.22/15,516.20
  6. Step 6: Final answer
    x = 13,943.10

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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.