Home / 26,128.84-36,068.83-17,642.45

Finding the Fourth Proportional to 26,128.84, 36,068.83 and 17,642.45

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Solution

The fourth proportional to 26,128.84, 36,068.83 and 17,642.45 is: 24,354.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,128.84 : 36,068.83 = 17,642.45 : x
  2. Step 2: Convert to fraction form
    26,128.84/36,068.83 = 17,642.45/x
  3. Step 3: Cross multiply
    26,128.84x = 36,068.83 × 17,642.45
  4. Step 4: Simplify right side
    26,128.84x = 636,342,529.83
  5. Step 5: Solve for x
    x = 636,342,529.83/26,128.84
  6. Step 6: Final answer
    x = 24,354.03

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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.