Home / 34,393.10-47,460.80-19,287.41

Finding the Fourth Proportional to 34,393.10, 47,460.80 and 19,287.41

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Solution

The fourth proportional to 34,393.10, 47,460.80 and 19,287.41 is: 26,615.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,393.10 : 47,460.80 = 19,287.41 : x
  2. Step 2: Convert to fraction form
    34,393.10/47,460.80 = 19,287.41/x
  3. Step 3: Cross multiply
    34,393.10x = 47,460.80 × 19,287.41
  4. Step 4: Simplify right side
    34,393.10x = 915,395,719.44
  5. Step 5: Solve for x
    x = 915,395,719.44/34,393.10
  6. Step 6: Final answer
    x = 26,615.68

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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.