Home / 15,965.02-23,950.10-5,435.70

Finding the Fourth Proportional to 15,965.02, 23,950.10 and 5,435.70

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Solution

The fourth proportional to 15,965.02, 23,950.10 and 5,435.70 is: 8,154.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,965.02 : 23,950.10 = 5,435.70 : x
  2. Step 2: Convert to fraction form
    15,965.02/23,950.10 = 5,435.70/x
  3. Step 3: Cross multiply
    15,965.02x = 23,950.10 × 5,435.70
  4. Step 4: Simplify right side
    15,965.02x = 130,185,558.57
  5. Step 5: Solve for x
    x = 130,185,558.57/15,965.02
  6. Step 6: Final answer
    x = 8,154.43

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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.