Home / 46,743.68-64,528.96-30,005.12

Finding the Fourth Proportional to 46,743.68, 64,528.96 and 30,005.12

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Solution

The fourth proportional to 46,743.68, 64,528.96 and 30,005.12 is: 41,421.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,743.68 : 64,528.96 = 30,005.12 : x
  2. Step 2: Convert to fraction form
    46,743.68/64,528.96 = 30,005.12/x
  3. Step 3: Cross multiply
    46,743.68x = 64,528.96 × 30,005.12
  4. Step 4: Simplify right side
    46,743.68x = 1,936,199,188.28
  5. Step 5: Solve for x
    x = 1,936,199,188.28/46,743.68
  6. Step 6: Final answer
    x = 41,421.63

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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.