Home / 26,438.22-36,482.04-15,827.58

Finding the Fourth Proportional to 26,438.22, 36,482.04 and 15,827.58

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Solution

The fourth proportional to 26,438.22, 36,482.04 and 15,827.58 is: 21,840.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,438.22 : 36,482.04 = 15,827.58 : x
  2. Step 2: Convert to fraction form
    26,438.22/36,482.04 = 15,827.58/x
  3. Step 3: Cross multiply
    26,438.22x = 36,482.04 × 15,827.58
  4. Step 4: Simplify right side
    26,438.22x = 577,422,406.66
  5. Step 5: Solve for x
    x = 577,422,406.66/26,438.22
  6. Step 6: Final answer
    x = 21,840.44

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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.