Home / 37,146.95-51,261.91-20,570.60

Finding the Fourth Proportional to 37,146.95, 51,261.91 and 20,570.60

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Solution

The fourth proportional to 37,146.95, 51,261.91 and 20,570.60 is: 28,386.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,146.95 : 51,261.91 = 20,570.60 : x
  2. Step 2: Convert to fraction form
    37,146.95/51,261.91 = 20,570.60/x
  3. Step 3: Cross multiply
    37,146.95x = 51,261.91 × 20,570.60
  4. Step 4: Simplify right side
    37,146.95x = 1,054,488,077.85
  5. Step 5: Solve for x
    x = 1,054,488,077.85/37,146.95
  6. Step 6: Final answer
    x = 28,386.93

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1.5x scale

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.