Home / 53,168.36-73,374.81-31,653.23

Finding the Fourth Proportional to 53,168.36, 73,374.81 and 31,653.23

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Solution

The fourth proportional to 53,168.36, 73,374.81 and 31,653.23 is: 43,682.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,168.36 : 73,374.81 = 31,653.23 : x
  2. Step 2: Convert to fraction form
    53,168.36/73,374.81 = 31,653.23/x
  3. Step 3: Cross multiply
    53,168.36x = 73,374.81 × 31,653.23
  4. Step 4: Simplify right side
    53,168.36x = 2,322,549,370.26
  5. Step 5: Solve for x
    x = 2,322,549,370.26/53,168.36
  6. Step 6: Final answer
    x = 43,682.93

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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.