Home / 26,381.07-36,405.87-14,445.15

Finding the Fourth Proportional to 26,381.07, 36,405.87 and 14,445.15

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Solution

The fourth proportional to 26,381.07, 36,405.87 and 14,445.15 is: 19,934.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,381.07 : 36,405.87 = 14,445.15 : x
  2. Step 2: Convert to fraction form
    26,381.07/36,405.87 = 14,445.15/x
  3. Step 3: Cross multiply
    26,381.07x = 36,405.87 × 14,445.15
  4. Step 4: Simplify right side
    26,381.07x = 525,888,253.03
  5. Step 5: Solve for x
    x = 525,888,253.03/26,381.07
  6. Step 6: Final answer
    x = 19,934.30

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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.