Home / 19,395.34-26,765.93-10,782.33

Finding the Fourth Proportional to 19,395.34, 26,765.93 and 10,782.33

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Solution

The fourth proportional to 19,395.34, 26,765.93 and 10,782.33 is: 14,879.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,395.34 : 26,765.93 = 10,782.33 : x
  2. Step 2: Convert to fraction form
    19,395.34/26,765.93 = 10,782.33/x
  3. Step 3: Cross multiply
    19,395.34x = 26,765.93 × 10,782.33
  4. Step 4: Simplify right side
    19,395.34x = 288,599,036.11
  5. Step 5: Solve for x
    x = 288,599,036.11/19,395.34
  6. Step 6: Final answer
    x = 14,879.82

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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.