Home / 34,643.64-47,804.87-19,538.66

Finding the Fourth Proportional to 34,643.64, 47,804.87 and 19,538.66

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Solution

The fourth proportional to 34,643.64, 47,804.87 and 19,538.66 is: 26,961.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,643.64 : 47,804.87 = 19,538.66 : x
  2. Step 2: Convert to fraction form
    34,643.64/47,804.87 = 19,538.66/x
  3. Step 3: Cross multiply
    34,643.64x = 47,804.87 × 19,538.66
  4. Step 4: Simplify right side
    34,643.64x = 934,043,269.63
  5. Step 5: Solve for x
    x = 934,043,269.63/34,643.64
  6. Step 6: Final answer
    x = 26,961.46

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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.