Home / 26,124.79-36,063.24-17,638.40

Finding the Fourth Proportional to 26,124.79, 36,063.24 and 17,638.40

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Solution

The fourth proportional to 26,124.79, 36,063.24 and 17,638.40 is: 24,348.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,124.79 : 36,063.24 = 17,638.40 : x
  2. Step 2: Convert to fraction form
    26,124.79/36,063.24 = 17,638.40/x
  3. Step 3: Cross multiply
    26,124.79x = 36,063.24 × 17,638.40
  4. Step 4: Simplify right side
    26,124.79x = 636,097,852.42
  5. Step 5: Solve for x
    x = 636,097,852.42/26,124.79
  6. Step 6: Final answer
    x = 24,348.44

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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.