Home / 15,384.25-23,075.97-4,290.49

Finding the Fourth Proportional to 15,384.25, 23,075.97 and 4,290.49

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Solution

The fourth proportional to 15,384.25, 23,075.97 and 4,290.49 is: 6,435.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,384.25 : 23,075.97 = 4,290.49 : x
  2. Step 2: Convert to fraction form
    15,384.25/23,075.97 = 4,290.49/x
  3. Step 3: Cross multiply
    15,384.25x = 23,075.97 × 4,290.49
  4. Step 4: Simplify right side
    15,384.25x = 99,007,218.53
  5. Step 5: Solve for x
    x = 99,007,218.53/15,384.25
  6. Step 6: Final answer
    x = 6,435.62

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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.