Home / 56,807.44-85,250.04-30,520.24

Finding the Fourth Proportional to 56,807.44, 85,250.04 and 30,520.24

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Solution

The fourth proportional to 56,807.44, 85,250.04 and 30,520.24 is: 45,801.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,807.44 : 85,250.04 = 30,520.24 : x
  2. Step 2: Convert to fraction form
    56,807.44/85,250.04 = 30,520.24/x
  3. Step 3: Cross multiply
    56,807.44x = 85,250.04 × 30,520.24
  4. Step 4: Simplify right side
    56,807.44x = 2,601,851,680.81
  5. Step 5: Solve for x
    x = 2,601,851,680.81/56,807.44
  6. Step 6: Final answer
    x = 45,801.25

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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.