Home / 40,608.16-56,040.48-22,459.12

Finding the Fourth Proportional to 40,608.16, 56,040.48 and 22,459.12

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Solution

The fourth proportional to 40,608.16, 56,040.48 and 22,459.12 is: 30,994.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,608.16 : 56,040.48 = 22,459.12 : x
  2. Step 2: Convert to fraction form
    40,608.16/56,040.48 = 22,459.12/x
  3. Step 3: Cross multiply
    40,608.16x = 56,040.48 × 22,459.12
  4. Step 4: Simplify right side
    40,608.16x = 1,258,619,865.18
  5. Step 5: Solve for x
    x = 1,258,619,865.18/40,608.16
  6. Step 6: Final answer
    x = 30,994.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.