Home / 46,404.78-63,876.04-40,426.08

Finding the Fourth Proportional to 46,404.78, 63,876.04 and 40,426.08

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Solution

The fourth proportional to 46,404.78, 63,876.04 and 40,426.08 is: 55,646.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,404.78 : 63,876.04 = 40,426.08 : x
  2. Step 2: Convert to fraction form
    46,404.78/63,876.04 = 40,426.08/x
  3. Step 3: Cross multiply
    46,404.78x = 63,876.04 × 40,426.08
  4. Step 4: Simplify right side
    46,404.78x = 2,582,257,903.12
  5. Step 5: Solve for x
    x = 2,582,257,903.12/46,404.78
  6. Step 6: Final answer
    x = 55,646.38

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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.