Home / 26,622.64-36,739.14-14,686.72

Finding the Fourth Proportional to 26,622.64, 36,739.14 and 14,686.72

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Solution

The fourth proportional to 26,622.64, 36,739.14 and 14,686.72 is: 20,267.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,622.64 : 36,739.14 = 14,686.72 : x
  2. Step 2: Convert to fraction form
    26,622.64/36,739.14 = 14,686.72/x
  3. Step 3: Cross multiply
    26,622.64x = 36,739.14 × 14,686.72
  4. Step 4: Simplify right side
    26,622.64x = 539,577,462.22
  5. Step 5: Solve for x
    x = 539,577,462.22/26,622.64
  6. Step 6: Final answer
    x = 20,267.62

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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.