Home / 57,022.02-85,543.31-19,572.42

Finding the Fourth Proportional to 57,022.02, 85,543.31 and 19,572.42

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Solution

The fourth proportional to 57,022.02, 85,543.31 and 19,572.42 is: 29,362.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,022.02 : 85,543.31 = 19,572.42 : x
  2. Step 2: Convert to fraction form
    57,022.02/85,543.31 = 19,572.42/x
  3. Step 3: Cross multiply
    57,022.02x = 85,543.31 × 19,572.42
  4. Step 4: Simplify right side
    57,022.02x = 1,674,289,493.65
  5. Step 5: Solve for x
    x = 1,674,289,493.65/57,022.02
  6. Step 6: Final answer
    x = 29,362.16

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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.