Home / 19,355.10-26,679.18-14,567.85

Finding the Fourth Proportional to 19,355.10, 26,679.18 and 14,567.85

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Solution

The fourth proportional to 19,355.10, 26,679.18 and 14,567.85 is: 20,080.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,355.10 : 26,679.18 = 14,567.85 : x
  2. Step 2: Convert to fraction form
    19,355.10/26,679.18 = 14,567.85/x
  3. Step 3: Cross multiply
    19,355.10x = 26,679.18 × 14,567.85
  4. Step 4: Simplify right side
    19,355.10x = 388,658,292.36
  5. Step 5: Solve for x
    x = 388,658,292.36/19,355.10
  6. Step 6: Final answer
    x = 20,080.41

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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.