Home / 42,075.14-63,064.26-17,087.76

Finding the Fourth Proportional to 42,075.14, 63,064.26 and 17,087.76

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Solution

The fourth proportional to 42,075.14, 63,064.26 and 17,087.76 is: 25,611.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,075.14 : 63,064.26 = 17,087.76 : x
  2. Step 2: Convert to fraction form
    42,075.14/63,064.26 = 17,087.76/x
  3. Step 3: Cross multiply
    42,075.14x = 63,064.26 × 17,087.76
  4. Step 4: Simplify right side
    42,075.14x = 1,077,626,939.46
  5. Step 5: Solve for x
    x = 1,077,626,939.46/42,075.14
  6. Step 6: Final answer
    x = 25,611.96

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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.