Home / 10,011.24-15,000.46-7,075.20

Finding the Fourth Proportional to 10,011.24, 15,000.46 and 7,075.20

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Solution

The fourth proportional to 10,011.24, 15,000.46 and 7,075.20 is: 10,601.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,011.24 : 15,000.46 = 7,075.20 : x
  2. Step 2: Convert to fraction form
    10,011.24/15,000.46 = 7,075.20/x
  3. Step 3: Cross multiply
    10,011.24x = 15,000.46 × 7,075.20
  4. Step 4: Simplify right side
    10,011.24x = 106,131,254.59
  5. Step 5: Solve for x
    x = 106,131,254.59/10,011.24
  6. Step 6: Final answer
    x = 10,601.21

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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.