Home / 40,341.92-60,512.87-12,262.20

Finding the Fourth Proportional to 40,341.92, 60,512.87 and 12,262.20

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Solution

The fourth proportional to 40,341.92, 60,512.87 and 12,262.20 is: 18,393.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,341.92 : 60,512.87 = 12,262.20 : x
  2. Step 2: Convert to fraction form
    40,341.92/60,512.87 = 12,262.20/x
  3. Step 3: Cross multiply
    40,341.92x = 60,512.87 × 12,262.20
  4. Step 4: Simplify right side
    40,341.92x = 742,020,914.51
  5. Step 5: Solve for x
    x = 742,020,914.51/40,341.92
  6. Step 6: Final answer
    x = 18,393.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.