Home / 26,390.90-36,419.46-14,454.24

Finding the Fourth Proportional to 26,390.90, 36,419.46 and 14,454.24

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Solution

The fourth proportional to 26,390.90, 36,419.46 and 14,454.24 is: 19,946.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,390.90 : 36,419.46 = 14,454.24 : x
  2. Step 2: Convert to fraction form
    26,390.90/36,419.46 = 14,454.24/x
  3. Step 3: Cross multiply
    26,390.90x = 36,419.46 × 14,454.24
  4. Step 4: Simplify right side
    26,390.90x = 526,415,615.51
  5. Step 5: Solve for x
    x = 526,415,615.51/26,390.90
  6. Step 6: Final answer
    x = 19,946.86

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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.