Home / 40,629.51-60,951.89-18,444.45

Finding the Fourth Proportional to 40,629.51, 60,951.89 and 18,444.45

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Solution

The fourth proportional to 40,629.51, 60,951.89 and 18,444.45 is: 27,670.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,629.51 : 60,951.89 = 18,444.45 : x
  2. Step 2: Convert to fraction form
    40,629.51/60,951.89 = 18,444.45/x
  3. Step 3: Cross multiply
    40,629.51x = 60,951.89 × 18,444.45
  4. Step 4: Simplify right side
    40,629.51x = 1,124,224,087.51
  5. Step 5: Solve for x
    x = 1,124,224,087.51/40,629.51
  6. Step 6: Final answer
    x = 27,670.14

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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.