Home / 17,638.75-26,554.32-16,088.68

Finding the Fourth Proportional to 17,638.75, 26,554.32 and 16,088.68

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Solution

The fourth proportional to 17,638.75, 26,554.32 and 16,088.68 is: 24,220.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,638.75 : 26,554.32 = 16,088.68 : x
  2. Step 2: Convert to fraction form
    17,638.75/26,554.32 = 16,088.68/x
  3. Step 3: Cross multiply
    17,638.75x = 26,554.32 × 16,088.68
  4. Step 4: Simplify right side
    17,638.75x = 427,223,957.10
  5. Step 5: Solve for x
    x = 427,223,957.10/17,638.75
  6. Step 6: Final answer
    x = 24,220.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.