Home / 34,113.02-47,075.99-19,775.61

Finding the Fourth Proportional to 34,113.02, 47,075.99 and 19,775.61

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Solution

The fourth proportional to 34,113.02, 47,075.99 and 19,775.61 is: 27,290.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,113.02 : 47,075.99 = 19,775.61 : x
  2. Step 2: Convert to fraction form
    34,113.02/47,075.99 = 19,775.61/x
  3. Step 3: Cross multiply
    34,113.02x = 47,075.99 × 19,775.61
  4. Step 4: Simplify right side
    34,113.02x = 930,956,319.73
  5. Step 5: Solve for x
    x = 930,956,319.73/34,113.02
  6. Step 6: Final answer
    x = 27,290.36

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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.