Home / 12,953.34-17,883.05-8,710.56

Finding the Fourth Proportional to 12,953.34, 17,883.05 and 8,710.56

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Solution

The fourth proportional to 12,953.34, 17,883.05 and 8,710.56 is: 12,025.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,953.34 : 17,883.05 = 8,710.56 : x
  2. Step 2: Convert to fraction form
    12,953.34/17,883.05 = 8,710.56/x
  3. Step 3: Cross multiply
    12,953.34x = 17,883.05 × 8,710.56
  4. Step 4: Simplify right side
    12,953.34x = 155,771,336.46
  5. Step 5: Solve for x
    x = 155,771,336.46/12,953.34
  6. Step 6: Final answer
    x = 12,025.57

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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.