Home / 40,311.36-60,467.04-15,345.60

Finding the Fourth Proportional to 40,311.36, 60,467.04 and 15,345.60

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Solution

The fourth proportional to 40,311.36, 60,467.04 and 15,345.60 is: 23,018.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,311.36 : 60,467.04 = 15,345.60 : x
  2. Step 2: Convert to fraction form
    40,311.36/60,467.04 = 15,345.60/x
  3. Step 3: Cross multiply
    40,311.36x = 60,467.04 × 15,345.60
  4. Step 4: Simplify right side
    40,311.36x = 927,903,009.02
  5. Step 5: Solve for x
    x = 927,903,009.02/40,311.36
  6. Step 6: Final answer
    x = 23,018.40

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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.