Home / 53,668.96-74,018.44-40,269.92

Finding the Fourth Proportional to 53,668.96, 74,018.44 and 40,269.92

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Solution

The fourth proportional to 53,668.96, 74,018.44 and 40,269.92 is: 55,538.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,668.96 : 74,018.44 = 40,269.92 : x
  2. Step 2: Convert to fraction form
    53,668.96/74,018.44 = 40,269.92/x
  3. Step 3: Cross multiply
    53,668.96x = 74,018.44 × 40,269.92
  4. Step 4: Simplify right side
    53,668.96x = 2,980,716,657.32
  5. Step 5: Solve for x
    x = 2,980,716,657.32/53,668.96
  6. Step 6: Final answer
    x = 55,538.93

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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.