Home / 26,143.55-36,078.08-14,206.86

Finding the Fourth Proportional to 26,143.55, 36,078.08 and 14,206.86

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Solution

The fourth proportional to 26,143.55, 36,078.08 and 14,206.86 is: 19,605.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,143.55 : 36,078.08 = 14,206.86 : x
  2. Step 2: Convert to fraction form
    26,143.55/36,078.08 = 14,206.86/x
  3. Step 3: Cross multiply
    26,143.55x = 36,078.08 × 14,206.86
  4. Step 4: Simplify right side
    26,143.55x = 512,556,295.89
  5. Step 5: Solve for x
    x = 512,556,295.89/26,143.55
  6. Step 6: Final answer
    x = 19,605.46

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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.