Home / 49,424.12-68,208.18-28,210.22

Finding the Fourth Proportional to 49,424.12, 68,208.18 and 28,210.22

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Solution

The fourth proportional to 49,424.12, 68,208.18 and 28,210.22 is: 38,931.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,424.12 : 68,208.18 = 28,210.22 : x
  2. Step 2: Convert to fraction form
    49,424.12/68,208.18 = 28,210.22/x
  3. Step 3: Cross multiply
    49,424.12x = 68,208.18 × 28,210.22
  4. Step 4: Simplify right side
    49,424.12x = 1,924,167,763.60
  5. Step 5: Solve for x
    x = 1,924,167,763.60/49,424.12
  6. Step 6: Final answer
    x = 38,931.76

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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.