Home / 49,756.16-68,664.08-28,537.40

Finding the Fourth Proportional to 49,756.16, 68,664.08 and 28,537.40

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Solution

The fourth proportional to 49,756.16, 68,664.08 and 28,537.40 is: 39,381.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,756.16 : 68,664.08 = 28,537.40 : x
  2. Step 2: Convert to fraction form
    49,756.16/68,664.08 = 28,537.40/x
  3. Step 3: Cross multiply
    49,756.16x = 68,664.08 × 28,537.40
  4. Step 4: Simplify right side
    49,756.16x = 1,959,494,316.59
  5. Step 5: Solve for x
    x = 1,959,494,316.59/49,756.16
  6. Step 6: Final answer
    x = 39,381.94

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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.