Home / 35,554.08-49,063.60-19,638.16

Finding the Fourth Proportional to 35,554.08, 49,063.60 and 19,638.16

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Solution

The fourth proportional to 35,554.08, 49,063.60 and 19,638.16 is: 27,100.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,554.08 : 49,063.60 = 19,638.16 : x
  2. Step 2: Convert to fraction form
    35,554.08/49,063.60 = 19,638.16/x
  3. Step 3: Cross multiply
    35,554.08x = 49,063.60 × 19,638.16
  4. Step 4: Simplify right side
    35,554.08x = 963,518,826.98
  5. Step 5: Solve for x
    x = 963,518,826.98/35,554.08
  6. Step 6: Final answer
    x = 27,100.09

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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.