Home / 47,907.39-66,107.91-26,686.20

Finding the Fourth Proportional to 47,907.39, 66,107.91 and 26,686.20

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Solution

The fourth proportional to 47,907.39, 66,107.91 and 26,686.20 is: 36,824.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,907.39 : 66,107.91 = 26,686.20 : x
  2. Step 2: Convert to fraction form
    47,907.39/66,107.91 = 26,686.20/x
  3. Step 3: Cross multiply
    47,907.39x = 66,107.91 × 26,686.20
  4. Step 4: Simplify right side
    47,907.39x = 1,764,168,907.84
  5. Step 5: Solve for x
    x = 1,764,168,907.84/47,907.39
  6. Step 6: Final answer
    x = 36,824.57

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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.