Home / 46,789.36-70,186.56-18,713.68

Finding the Fourth Proportional to 46,789.36, 70,186.56 and 18,713.68

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Solution

The fourth proportional to 46,789.36, 70,186.56 and 18,713.68 is: 28,071.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,789.36 : 70,186.56 = 18,713.68 : x
  2. Step 2: Convert to fraction form
    46,789.36/70,186.56 = 18,713.68/x
  3. Step 3: Cross multiply
    46,789.36x = 70,186.56 × 18,713.68
  4. Step 4: Simplify right side
    46,789.36x = 1,313,448,824.14
  5. Step 5: Solve for x
    x = 1,313,448,824.14/46,789.36
  6. Step 6: Final answer
    x = 28,071.53

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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.