Home / 53,218.41-73,439.83-29,345.07

Finding the Fourth Proportional to 53,218.41, 73,439.83 and 29,345.07

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Solution

The fourth proportional to 53,218.41, 73,439.83 and 29,345.07 is: 40,495.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,218.41 : 73,439.83 = 29,345.07 : x
  2. Step 2: Convert to fraction form
    53,218.41/73,439.83 = 29,345.07/x
  3. Step 3: Cross multiply
    53,218.41x = 73,439.83 × 29,345.07
  4. Step 4: Simplify right side
    53,218.41x = 2,155,096,952.14
  5. Step 5: Solve for x
    x = 2,155,096,952.14/53,218.41
  6. Step 6: Final answer
    x = 40,495.33

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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.