Home / 34,348.36-47,392.54-19,999.37

Finding the Fourth Proportional to 34,348.36, 47,392.54 and 19,999.37

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Solution

The fourth proportional to 34,348.36, 47,392.54 and 19,999.37 is: 27,594.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,348.36 : 47,392.54 = 19,999.37 : x
  2. Step 2: Convert to fraction form
    34,348.36/47,392.54 = 19,999.37/x
  3. Step 3: Cross multiply
    34,348.36x = 47,392.54 × 19,999.37
  4. Step 4: Simplify right side
    34,348.36x = 947,820,655.74
  5. Step 5: Solve for x
    x = 947,820,655.74/34,348.36
  6. Step 6: Final answer
    x = 27,594.35

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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.