Home / 46,484.16-64,149.12-28,589.28

Finding the Fourth Proportional to 46,484.16, 64,149.12 and 28,589.28

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Solution

The fourth proportional to 46,484.16, 64,149.12 and 28,589.28 is: 39,453.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,484.16 : 64,149.12 = 28,589.28 : x
  2. Step 2: Convert to fraction form
    46,484.16/64,149.12 = 28,589.28/x
  3. Step 3: Cross multiply
    46,484.16x = 64,149.12 × 28,589.28
  4. Step 4: Simplify right side
    46,484.16x = 1,833,977,153.43
  5. Step 5: Solve for x
    x = 1,833,977,153.43/46,484.16
  6. Step 6: Final answer
    x = 39,453.81

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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.