Home / 53,288.43-73,538.63-29,415.12

Finding the Fourth Proportional to 53,288.43, 73,538.63 and 29,415.12

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Solution

The fourth proportional to 53,288.43, 73,538.63 and 29,415.12 is: 40,593.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,288.43 : 73,538.63 = 29,415.12 : x
  2. Step 2: Convert to fraction form
    53,288.43/73,538.63 = 29,415.12/x
  3. Step 3: Cross multiply
    53,288.43x = 73,538.63 × 29,415.12
  4. Step 4: Simplify right side
    53,288.43x = 2,163,147,479.01
  5. Step 5: Solve for x
    x = 2,163,147,479.01/53,288.43
  6. Step 6: Final answer
    x = 40,593.19

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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.