Home / 43,071.36-64,618.56-15,370.88

Finding the Fourth Proportional to 43,071.36, 64,618.56 and 15,370.88

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Solution

The fourth proportional to 43,071.36, 64,618.56 and 15,370.88 is: 23,060.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,071.36 : 64,618.56 = 15,370.88 : x
  2. Step 2: Convert to fraction form
    43,071.36/64,618.56 = 15,370.88/x
  3. Step 3: Cross multiply
    43,071.36x = 64,618.56 × 15,370.88
  4. Step 4: Simplify right side
    43,071.36x = 993,244,131.53
  5. Step 5: Solve for x
    x = 993,244,131.53/43,071.36
  6. Step 6: Final answer
    x = 23,060.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.