Home / 40,500.18-60,749.91-12,798.18

Finding the Fourth Proportional to 40,500.18, 60,749.91 and 12,798.18

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Solution

The fourth proportional to 40,500.18, 60,749.91 and 12,798.18 is: 19,197.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,500.18 : 60,749.91 = 12,798.18 : x
  2. Step 2: Convert to fraction form
    40,500.18/60,749.91 = 12,798.18/x
  3. Step 3: Cross multiply
    40,500.18x = 60,749.91 × 12,798.18
  4. Step 4: Simplify right side
    40,500.18x = 777,488,283.16
  5. Step 5: Solve for x
    x = 777,488,283.16/40,500.18
  6. Step 6: Final answer
    x = 19,197.16

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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.