Home / 34,261.60-47,279.07-19,151.25

Finding the Fourth Proportional to 34,261.60, 47,279.07 and 19,151.25

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Solution

The fourth proportional to 34,261.60, 47,279.07 and 19,151.25 is: 26,427.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,261.60 : 47,279.07 = 19,151.25 : x
  2. Step 2: Convert to fraction form
    34,261.60/47,279.07 = 19,151.25/x
  3. Step 3: Cross multiply
    34,261.60x = 47,279.07 × 19,151.25
  4. Step 4: Simplify right side
    34,261.60x = 905,453,289.34
  5. Step 5: Solve for x
    x = 905,453,289.34/34,261.60
  6. Step 6: Final answer
    x = 26,427.64

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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.