Home / 47,860.21-66,047.09-26,639.02

Finding the Fourth Proportional to 47,860.21, 66,047.09 and 26,639.02

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Solution

The fourth proportional to 47,860.21, 66,047.09 and 26,639.02 is: 36,761.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,860.21 : 66,047.09 = 26,639.02 : x
  2. Step 2: Convert to fraction form
    47,860.21/66,047.09 = 26,639.02/x
  3. Step 3: Cross multiply
    47,860.21x = 66,047.09 × 26,639.02
  4. Step 4: Simplify right side
    47,860.21x = 1,759,429,618.26
  5. Step 5: Solve for x
    x = 1,759,429,618.26/47,860.21
  6. Step 6: Final answer
    x = 36,761.84

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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.