Home / 12,248.42-18,341.34-8,075.80

Finding the Fourth Proportional to 12,248.42, 18,341.34 and 8,075.80

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Solution

The fourth proportional to 12,248.42, 18,341.34 and 8,075.80 is: 12,093.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,248.42 : 18,341.34 = 8,075.80 : x
  2. Step 2: Convert to fraction form
    12,248.42/18,341.34 = 8,075.80/x
  3. Step 3: Cross multiply
    12,248.42x = 18,341.34 × 8,075.80
  4. Step 4: Simplify right side
    12,248.42x = 148,120,986.21
  5. Step 5: Solve for x
    x = 148,120,986.21/12,248.42
  6. Step 6: Final answer
    x = 12,093.07

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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.