Home / 49,428.09-68,206.46-29,281.57

Finding the Fourth Proportional to 49,428.09, 68,206.46 and 29,281.57

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Solution

The fourth proportional to 49,428.09, 68,206.46 and 29,281.57 is: 40,406.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,428.09 : 68,206.46 = 29,281.57 : x
  2. Step 2: Convert to fraction form
    49,428.09/68,206.46 = 29,281.57/x
  3. Step 3: Cross multiply
    49,428.09x = 68,206.46 × 29,281.57
  4. Step 4: Simplify right side
    49,428.09x = 1,997,191,916.02
  5. Step 5: Solve for x
    x = 1,997,191,916.02/49,428.09
  6. Step 6: Final answer
    x = 40,406.01

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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.