Home / 25,075.56-34,604.28-13,897.56

Finding the Fourth Proportional to 25,075.56, 34,604.28 and 13,897.56

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Solution

The fourth proportional to 25,075.56, 34,604.28 and 13,897.56 is: 19,178.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,075.56 : 34,604.28 = 13,897.56 : x
  2. Step 2: Convert to fraction form
    25,075.56/34,604.28 = 13,897.56/x
  3. Step 3: Cross multiply
    25,075.56x = 34,604.28 × 13,897.56
  4. Step 4: Simplify right side
    25,075.56x = 480,915,057.56
  5. Step 5: Solve for x
    x = 480,915,057.56/25,075.56
  6. Step 6: Final answer
    x = 19,178.64

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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.