Home / 49,461.90-68,281.07-28,237.07

Finding the Fourth Proportional to 49,461.90, 68,281.07 and 28,237.07

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Solution

The fourth proportional to 49,461.90, 68,281.07 and 28,237.07 is: 38,980.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,461.90 : 68,281.07 = 28,237.07 : x
  2. Step 2: Convert to fraction form
    49,461.90/68,281.07 = 28,237.07/x
  3. Step 3: Cross multiply
    49,461.90x = 68,281.07 × 28,237.07
  4. Step 4: Simplify right side
    49,461.90x = 1,928,056,870.67
  5. Step 5: Solve for x
    x = 1,928,056,870.67/49,461.90
  6. Step 6: Final answer
    x = 38,980.65

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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.