Home / 25,415.13-35,075.33-14,087.08

Finding the Fourth Proportional to 25,415.13, 35,075.33 and 14,087.08

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Solution

The fourth proportional to 25,415.13, 35,075.33 and 14,087.08 is: 19,441.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,415.13 : 35,075.33 = 14,087.08 : x
  2. Step 2: Convert to fraction form
    25,415.13/35,075.33 = 14,087.08/x
  3. Step 3: Cross multiply
    25,415.13x = 35,075.33 × 14,087.08
  4. Step 4: Simplify right side
    25,415.13x = 494,108,909.30
  5. Step 5: Solve for x
    x = 494,108,909.30/25,415.13
  6. Step 6: Final answer
    x = 19,441.52

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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.