Home / 47,907.64-66,112.50-26,686.72

Finding the Fourth Proportional to 47,907.64, 66,112.50 and 26,686.72

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Solution

The fourth proportional to 47,907.64, 66,112.50 and 26,686.72 is: 36,827.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,907.64 : 66,112.50 = 26,686.72 : x
  2. Step 2: Convert to fraction form
    47,907.64/66,112.50 = 26,686.72/x
  3. Step 3: Cross multiply
    47,907.64x = 66,112.50 × 26,686.72
  4. Step 4: Simplify right side
    47,907.64x = 1,764,325,776
  5. Step 5: Solve for x
    x = 1,764,325,776/47,907.64
  6. Step 6: Final answer
    x = 36,827.65

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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.