Home / 34,075.88-47,031.24-19,171.88

Finding the Fourth Proportional to 34,075.88, 47,031.24 and 19,171.88

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Solution

The fourth proportional to 34,075.88, 47,031.24 and 19,171.88 is: 26,460.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,075.88 : 47,031.24 = 19,171.88 : x
  2. Step 2: Convert to fraction form
    34,075.88/47,031.24 = 19,171.88/x
  3. Step 3: Cross multiply
    34,075.88x = 47,031.24 × 19,171.88
  4. Step 4: Simplify right side
    34,075.88x = 901,677,289.53
  5. Step 5: Solve for x
    x = 901,677,289.53/34,075.88
  6. Step 6: Final answer
    x = 26,460.87

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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.