Home / 15,383.78-23,075.64-4,995.50

Finding the Fourth Proportional to 15,383.78, 23,075.64 and 4,995.50

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Solution

The fourth proportional to 15,383.78, 23,075.64 and 4,995.50 is: 7,493.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,383.78 : 23,075.64 = 4,995.50 : x
  2. Step 2: Convert to fraction form
    15,383.78/23,075.64 = 4,995.50/x
  3. Step 3: Cross multiply
    15,383.78x = 23,075.64 × 4,995.50
  4. Step 4: Simplify right side
    15,383.78x = 115,274,359.62
  5. Step 5: Solve for x
    x = 115,274,359.62/15,383.78
  6. Step 6: Final answer
    x = 7,493.24

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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.