Home / 56,947.37-85,392.37-18,983.19

Finding the Fourth Proportional to 56,947.37, 85,392.37 and 18,983.19

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Solution

The fourth proportional to 56,947.37, 85,392.37 and 18,983.19 is: 28,465.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,947.37 : 85,392.37 = 18,983.19 : x
  2. Step 2: Convert to fraction form
    56,947.37/85,392.37 = 18,983.19/x
  3. Step 3: Cross multiply
    56,947.37x = 85,392.37 × 18,983.19
  4. Step 4: Simplify right side
    56,947.37x = 1,621,019,489.34
  5. Step 5: Solve for x
    x = 1,621,019,489.34/56,947.37
  6. Step 6: Final answer
    x = 28,465.22

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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.