Home / 53,921.93-74,412.80-29,723.75

Finding the Fourth Proportional to 53,921.93, 74,412.80 and 29,723.75

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Solution

The fourth proportional to 53,921.93, 74,412.80 and 29,723.75 is: 41,019.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,921.93 : 74,412.80 = 29,723.75 : x
  2. Step 2: Convert to fraction form
    53,921.93/74,412.80 = 29,723.75/x
  3. Step 3: Cross multiply
    53,921.93x = 74,412.80 × 29,723.75
  4. Step 4: Simplify right side
    53,921.93x = 2,211,827,464
  5. Step 5: Solve for x
    x = 2,211,827,464/53,921.93
  6. Step 6: Final answer
    x = 41,019.07

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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.