Home / 57,015.15-85,524.48-19,574.75

Finding the Fourth Proportional to 57,015.15, 85,524.48 and 19,574.75

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Solution

The fourth proportional to 57,015.15, 85,524.48 and 19,574.75 is: 29,362.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,015.15 : 85,524.48 = 19,574.75 : x
  2. Step 2: Convert to fraction form
    57,015.15/85,524.48 = 19,574.75/x
  3. Step 3: Cross multiply
    57,015.15x = 85,524.48 × 19,574.75
  4. Step 4: Simplify right side
    57,015.15x = 1,674,119,887.26
  5. Step 5: Solve for x
    x = 1,674,119,887.26/57,015.15
  6. Step 6: Final answer
    x = 29,362.72

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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.