Home / 26,986.44-40,403.34-14,307.32

Finding the Fourth Proportional to 26,986.44, 40,403.34 and 14,307.32

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Solution

The fourth proportional to 26,986.44, 40,403.34 and 14,307.32 is: 21,420.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,986.44 : 40,403.34 = 14,307.32 : x
  2. Step 2: Convert to fraction form
    26,986.44/40,403.34 = 14,307.32/x
  3. Step 3: Cross multiply
    26,986.44x = 40,403.34 × 14,307.32
  4. Step 4: Simplify right side
    26,986.44x = 578,063,312.43
  5. Step 5: Solve for x
    x = 578,063,312.43/26,986.44
  6. Step 6: Final answer
    x = 21,420.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.