Home / 15,381.01-23,075.57-4,851.42

Finding the Fourth Proportional to 15,381.01, 23,075.57 and 4,851.42

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Solution

The fourth proportional to 15,381.01, 23,075.57 and 4,851.42 is: 7,278.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,381.01 : 23,075.57 = 4,851.42 : x
  2. Step 2: Convert to fraction form
    15,381.01/23,075.57 = 4,851.42/x
  3. Step 3: Cross multiply
    15,381.01x = 23,075.57 × 4,851.42
  4. Step 4: Simplify right side
    15,381.01x = 111,949,281.81
  5. Step 5: Solve for x
    x = 111,949,281.81/15,381.01
  6. Step 6: Final answer
    x = 7,278.41

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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.