Home / 56,947.62-85,392.74-18,983.44

Finding the Fourth Proportional to 56,947.62, 85,392.74 and 18,983.44

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Solution

The fourth proportional to 56,947.62, 85,392.74 and 18,983.44 is: 28,465.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,947.62 : 85,392.74 = 18,983.44 : x
  2. Step 2: Convert to fraction form
    56,947.62/85,392.74 = 18,983.44/x
  3. Step 3: Cross multiply
    56,947.62x = 85,392.74 × 18,983.44
  4. Step 4: Simplify right side
    56,947.62x = 1,621,047,956.23
  5. Step 5: Solve for x
    x = 1,621,047,956.23/56,947.62
  6. Step 6: Final answer
    x = 28,465.60

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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.