Home / 30,840.93-45,990.63-30,560.27

Finding the Fourth Proportional to 30,840.93, 45,990.63 and 30,560.27

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Solution

The fourth proportional to 30,840.93, 45,990.63 and 30,560.27 is: 45,572.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,840.93 : 45,990.63 = 30,560.27 : x
  2. Step 2: Convert to fraction form
    30,840.93/45,990.63 = 30,560.27/x
  3. Step 3: Cross multiply
    30,840.93x = 45,990.63 × 30,560.27
  4. Step 4: Simplify right side
    30,840.93x = 1,405,485,840.32
  5. Step 5: Solve for x
    x = 1,405,485,840.32/30,840.93
  6. Step 6: Final answer
    x = 45,572.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.