Home / 15,435.77-23,153.70-3,748.98

Finding the Fourth Proportional to 15,435.77, 23,153.70 and 3,748.98

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Solution

The fourth proportional to 15,435.77, 23,153.70 and 3,748.98 is: 5,623.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,435.77 : 23,153.70 = 3,748.98 : x
  2. Step 2: Convert to fraction form
    15,435.77/23,153.70 = 3,748.98/x
  3. Step 3: Cross multiply
    15,435.77x = 23,153.70 × 3,748.98
  4. Step 4: Simplify right side
    15,435.77x = 86,802,758.23
  5. Step 5: Solve for x
    x = 86,802,758.23/15,435.77
  6. Step 6: Final answer
    x = 5,623.48

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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.