Home / 26,720.70-36,886.80-19,069.80

Finding the Fourth Proportional to 26,720.70, 36,886.80 and 19,069.80

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Solution

The fourth proportional to 26,720.70, 36,886.80 and 19,069.80 is: 26,325.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,720.70 : 36,886.80 = 19,069.80 : x
  2. Step 2: Convert to fraction form
    26,720.70/36,886.80 = 19,069.80/x
  3. Step 3: Cross multiply
    26,720.70x = 36,886.80 × 19,069.80
  4. Step 4: Simplify right side
    26,720.70x = 703,423,898.64
  5. Step 5: Solve for x
    x = 703,423,898.64/26,720.70
  6. Step 6: Final answer
    x = 26,325.06

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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.