Home / 25,075.90-34,603.23-13,743.19

Finding the Fourth Proportional to 25,075.90, 34,603.23 and 13,743.19

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Solution

The fourth proportional to 25,075.90, 34,603.23 and 13,743.19 is: 18,964.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,075.90 : 34,603.23 = 13,743.19 : x
  2. Step 2: Convert to fraction form
    25,075.90/34,603.23 = 13,743.19/x
  3. Step 3: Cross multiply
    25,075.90x = 34,603.23 × 13,743.19
  4. Step 4: Simplify right side
    25,075.90x = 475,558,764.50
  5. Step 5: Solve for x
    x = 475,558,764.50/25,075.90
  6. Step 6: Final answer
    x = 18,964.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.