Home / 55,140.39-82,710.57-23,975.64

Finding the Fourth Proportional to 55,140.39, 82,710.57 and 23,975.64

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Solution

The fourth proportional to 55,140.39, 82,710.57 and 23,975.64 is: 35,963.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,140.39 : 82,710.57 = 23,975.64 : x
  2. Step 2: Convert to fraction form
    55,140.39/82,710.57 = 23,975.64/x
  3. Step 3: Cross multiply
    55,140.39x = 82,710.57 × 23,975.64
  4. Step 4: Simplify right side
    55,140.39x = 1,983,038,850.51
  5. Step 5: Solve for x
    x = 1,983,038,850.51/55,140.39
  6. Step 6: Final answer
    x = 35,963.45

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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.