Home / 15,075.36-22,600.62-7,174.74

Finding the Fourth Proportional to 15,075.36, 22,600.62 and 7,174.74

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Solution

The fourth proportional to 15,075.36, 22,600.62 and 7,174.74 is: 10,756.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,075.36 : 22,600.62 = 7,174.74 : x
  2. Step 2: Convert to fraction form
    15,075.36/22,600.62 = 7,174.74/x
  3. Step 3: Cross multiply
    15,075.36x = 22,600.62 × 7,174.74
  4. Step 4: Simplify right side
    15,075.36x = 162,153,572.34
  5. Step 5: Solve for x
    x = 162,153,572.34/15,075.36
  6. Step 6: Final answer
    x = 10,756.20

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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.