Home / 15,970.47-23,955.71-6,112.77

Finding the Fourth Proportional to 15,970.47, 23,955.71 and 6,112.77

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Solution

The fourth proportional to 15,970.47, 23,955.71 and 6,112.77 is: 9,169.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,970.47 : 23,955.71 = 6,112.77 : x
  2. Step 2: Convert to fraction form
    15,970.47/23,955.71 = 6,112.77/x
  3. Step 3: Cross multiply
    15,970.47x = 23,955.71 × 6,112.77
  4. Step 4: Simplify right side
    15,970.47x = 146,435,745.42
  5. Step 5: Solve for x
    x = 146,435,745.42/15,970.47
  6. Step 6: Final answer
    x = 9,169.16

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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.