Home / 24,075.75-36,111.30-7,431.30

Finding the Fourth Proportional to 24,075.75, 36,111.30 and 7,431.30

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Solution

The fourth proportional to 24,075.75, 36,111.30 and 7,431.30 is: 11,146.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,075.75 : 36,111.30 = 7,431.30 : x
  2. Step 2: Convert to fraction form
    24,075.75/36,111.30 = 7,431.30/x
  3. Step 3: Cross multiply
    24,075.75x = 36,111.30 × 7,431.30
  4. Step 4: Simplify right side
    24,075.75x = 268,353,903.69
  5. Step 5: Solve for x
    x = 268,353,903.69/24,075.75
  6. Step 6: Final answer
    x = 11,146.23

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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.