Home / 15,044.42-20,762.01-9,075.96

Finding the Fourth Proportional to 15,044.42, 20,762.01 and 9,075.96

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Solution

The fourth proportional to 15,044.42, 20,762.01 and 9,075.96 is: 12,525.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,044.42 : 20,762.01 = 9,075.96 : x
  2. Step 2: Convert to fraction form
    15,044.42/20,762.01 = 9,075.96/x
  3. Step 3: Cross multiply
    15,044.42x = 20,762.01 × 9,075.96
  4. Step 4: Simplify right side
    15,044.42x = 188,435,109.03
  5. Step 5: Solve for x
    x = 188,435,109.03/15,044.42
  6. Step 6: Final answer
    x = 12,525.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.