Home / 57,075.60-85,592.34-19,625.70

Finding the Fourth Proportional to 57,075.60, 85,592.34 and 19,625.70

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Solution

The fourth proportional to 57,075.60, 85,592.34 and 19,625.70 is: 29,431.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,075.60 : 85,592.34 = 19,625.70 : x
  2. Step 2: Convert to fraction form
    57,075.60/85,592.34 = 19,625.70/x
  3. Step 3: Cross multiply
    57,075.60x = 85,592.34 × 19,625.70
  4. Step 4: Simplify right side
    57,075.60x = 1,679,809,587.14
  5. Step 5: Solve for x
    x = 1,679,809,587.14/57,075.60
  6. Step 6: Final answer
    x = 29,431.31

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1.5x scale

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.