Home / 15,962.40-23,942.70-7,075.18

Finding the Fourth Proportional to 15,962.40, 23,942.70 and 7,075.18

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Solution

The fourth proportional to 15,962.40, 23,942.70 and 7,075.18 is: 10,612.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,962.40 : 23,942.70 = 7,075.18 : x
  2. Step 2: Convert to fraction form
    15,962.40/23,942.70 = 7,075.18/x
  3. Step 3: Cross multiply
    15,962.40x = 23,942.70 × 7,075.18
  4. Step 4: Simplify right side
    15,962.40x = 169,398,912.19
  5. Step 5: Solve for x
    x = 169,398,912.19/15,962.40
  6. Step 6: Final answer
    x = 10,612.37

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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.