Home / 34,268.76-47,287.67-19,159.32

Finding the Fourth Proportional to 34,268.76, 47,287.67 and 19,159.32

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Solution

The fourth proportional to 34,268.76, 47,287.67 and 19,159.32 is: 26,438.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,268.76 : 47,287.67 = 19,159.32 : x
  2. Step 2: Convert to fraction form
    34,268.76/47,287.67 = 19,159.32/x
  3. Step 3: Cross multiply
    34,268.76x = 47,287.67 × 19,159.32
  4. Step 4: Simplify right side
    34,268.76x = 905,999,683.12
  5. Step 5: Solve for x
    x = 905,999,683.12/34,268.76
  6. Step 6: Final answer
    x = 26,438.06

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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.