Home / 26,515.49-36,582.21-16,440.30

Finding the Fourth Proportional to 26,515.49, 36,582.21 and 16,440.30

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Solution

The fourth proportional to 26,515.49, 36,582.21 and 16,440.30 is: 22,681.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,515.49 : 36,582.21 = 16,440.30 : x
  2. Step 2: Convert to fraction form
    26,515.49/36,582.21 = 16,440.30/x
  3. Step 3: Cross multiply
    26,515.49x = 36,582.21 × 16,440.30
  4. Step 4: Simplify right side
    26,515.49x = 601,422,507.06
  5. Step 5: Solve for x
    x = 601,422,507.06/26,515.49
  6. Step 6: Final answer
    x = 22,681.93

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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.