Home / 49,435.60-68,225.88-28,216.48

Finding the Fourth Proportional to 49,435.60, 68,225.88 and 28,216.48

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Solution

The fourth proportional to 49,435.60, 68,225.88 and 28,216.48 is: 38,941.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,435.60 : 68,225.88 = 28,216.48 : x
  2. Step 2: Convert to fraction form
    49,435.60/68,225.88 = 28,216.48/x
  3. Step 3: Cross multiply
    49,435.60x = 68,225.88 × 28,216.48
  4. Step 4: Simplify right side
    49,435.60x = 1,925,094,178.50
  5. Step 5: Solve for x
    x = 1,925,094,178.50/49,435.60
  6. Step 6: Final answer
    x = 38,941.45

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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.