Home / 26,392.50-36,421.79-19,684.08

Finding the Fourth Proportional to 26,392.50, 36,421.79 and 19,684.08

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Solution

The fourth proportional to 26,392.50, 36,421.79 and 19,684.08 is: 27,164.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,392.50 : 36,421.79 = 19,684.08 : x
  2. Step 2: Convert to fraction form
    26,392.50/36,421.79 = 19,684.08/x
  3. Step 3: Cross multiply
    26,392.50x = 36,421.79 × 19,684.08
  4. Step 4: Simplify right side
    26,392.50x = 716,929,329.68
  5. Step 5: Solve for x
    x = 716,929,329.68/26,392.50
  6. Step 6: Final answer
    x = 27,164.13

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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.