Home / 49,607.63-68,464.50-28,386.44

Finding the Fourth Proportional to 49,607.63, 68,464.50 and 28,386.44

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Solution

The fourth proportional to 49,607.63, 68,464.50 and 28,386.44 is: 39,176.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,607.63 : 68,464.50 = 28,386.44 : x
  2. Step 2: Convert to fraction form
    49,607.63/68,464.50 = 28,386.44/x
  3. Step 3: Cross multiply
    49,607.63x = 68,464.50 × 28,386.44
  4. Step 4: Simplify right side
    49,607.63x = 1,943,463,421.38
  5. Step 5: Solve for x
    x = 1,943,463,421.38/49,607.63
  6. Step 6: Final answer
    x = 39,176.70

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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.