Home / 26,184.32-36,106.08-18,628.64

Finding the Fourth Proportional to 26,184.32, 36,106.08 and 18,628.64

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Solution

The fourth proportional to 26,184.32, 36,106.08 and 18,628.64 is: 25,687.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,184.32 : 36,106.08 = 18,628.64 : x
  2. Step 2: Convert to fraction form
    26,184.32/36,106.08 = 18,628.64/x
  3. Step 3: Cross multiply
    26,184.32x = 36,106.08 × 18,628.64
  4. Step 4: Simplify right side
    26,184.32x = 672,607,166.13
  5. Step 5: Solve for x
    x = 672,607,166.13/26,184.32
  6. Step 6: Final answer
    x = 25,687.40

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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.