Home / 28,065.25-42,036.07-23,201.47

Finding the Fourth Proportional to 28,065.25, 42,036.07 and 23,201.47

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Solution

The fourth proportional to 28,065.25, 42,036.07 and 23,201.47 is: 34,751.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,065.25 : 42,036.07 = 23,201.47 : x
  2. Step 2: Convert to fraction form
    28,065.25/42,036.07 = 23,201.47/x
  3. Step 3: Cross multiply
    28,065.25x = 42,036.07 × 23,201.47
  4. Step 4: Simplify right side
    28,065.25x = 975,298,617.02
  5. Step 5: Solve for x
    x = 975,298,617.02/28,065.25
  6. Step 6: Final answer
    x = 34,751.11

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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.