Home / 47,907.56-66,112.40-26,397.60

Finding the Fourth Proportional to 47,907.56, 66,112.40 and 26,397.60

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Solution

The fourth proportional to 47,907.56, 66,112.40 and 26,397.60 is: 36,428.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,907.56 : 66,112.40 = 26,397.60 : x
  2. Step 2: Convert to fraction form
    47,907.56/66,112.40 = 26,397.60/x
  3. Step 3: Cross multiply
    47,907.56x = 66,112.40 × 26,397.60
  4. Step 4: Simplify right side
    47,907.56x = 1,745,208,558.25
  5. Step 5: Solve for x
    x = 1,745,208,558.25/47,907.56
  6. Step 6: Final answer
    x = 36,428.67

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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.