Home / 19,078.80-26,329.02-10,695.36

Finding the Fourth Proportional to 19,078.80, 26,329.02 and 10,695.36

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Solution

The fourth proportional to 19,078.80, 26,329.02 and 10,695.36 is: 14,759.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,078.80 : 26,329.02 = 10,695.36 : x
  2. Step 2: Convert to fraction form
    19,078.80/26,329.02 = 10,695.36/x
  3. Step 3: Cross multiply
    19,078.80x = 26,329.02 × 10,695.36
  4. Step 4: Simplify right side
    19,078.80x = 281,598,347.35
  5. Step 5: Solve for x
    x = 281,598,347.35/19,078.80
  6. Step 6: Final answer
    x = 14,759.75

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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.