Home / 34,675.05-47,851.50-18,759.51

Finding the Fourth Proportional to 34,675.05, 47,851.50 and 18,759.51

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Solution

The fourth proportional to 34,675.05, 47,851.50 and 18,759.51 is: 25,888.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,675.05 : 47,851.50 = 18,759.51 : x
  2. Step 2: Convert to fraction form
    34,675.05/47,851.50 = 18,759.51/x
  3. Step 3: Cross multiply
    34,675.05x = 47,851.50 × 18,759.51
  4. Step 4: Simplify right side
    34,675.05x = 897,670,692.77
  5. Step 5: Solve for x
    x = 897,670,692.77/34,675.05
  6. Step 6: Final answer
    x = 25,888.09

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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.