Home / 15,383.47-23,075.21-4,995.22

Finding the Fourth Proportional to 15,383.47, 23,075.21 and 4,995.22

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Solution

The fourth proportional to 15,383.47, 23,075.21 and 4,995.22 is: 7,492.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,383.47 : 23,075.21 = 4,995.22 : x
  2. Step 2: Convert to fraction form
    15,383.47/23,075.21 = 4,995.22/x
  3. Step 3: Cross multiply
    15,383.47x = 23,075.21 × 4,995.22
  4. Step 4: Simplify right side
    15,383.47x = 115,265,748.56
  5. Step 5: Solve for x
    x = 115,265,748.56/15,383.47
  6. Step 6: Final answer
    x = 7,492.83

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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.