Home / 15,655.59-23,483.34-3,968.78

Finding the Fourth Proportional to 15,655.59, 23,483.34 and 3,968.78

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Solution

The fourth proportional to 15,655.59, 23,483.34 and 3,968.78 is: 5,953.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,655.59 : 23,483.34 = 3,968.78 : x
  2. Step 2: Convert to fraction form
    15,655.59/23,483.34 = 3,968.78/x
  3. Step 3: Cross multiply
    15,655.59x = 23,483.34 × 3,968.78
  4. Step 4: Simplify right side
    15,655.59x = 93,200,092.71
  5. Step 5: Solve for x
    x = 93,200,092.71/15,655.59
  6. Step 6: Final answer
    x = 5,953.15

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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.