Home / 26,053.40-35,949.12-15,445.64

Finding the Fourth Proportional to 26,053.40, 35,949.12 and 15,445.64

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Solution

The fourth proportional to 26,053.40, 35,949.12 and 15,445.64 is: 21,312.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,053.40 : 35,949.12 = 15,445.64 : x
  2. Step 2: Convert to fraction form
    26,053.40/35,949.12 = 15,445.64/x
  3. Step 3: Cross multiply
    26,053.40x = 35,949.12 × 15,445.64
  4. Step 4: Simplify right side
    26,053.40x = 555,256,986.09
  5. Step 5: Solve for x
    x = 555,256,986.09/26,053.40
  6. Step 6: Final answer
    x = 21,312.27

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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.