Home / 35,455.62-48,929.09-19,540.65

Finding the Fourth Proportional to 35,455.62, 48,929.09 and 19,540.65

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Solution

The fourth proportional to 35,455.62, 48,929.09 and 19,540.65 is: 26,966.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,455.62 : 48,929.09 = 19,540.65 : x
  2. Step 2: Convert to fraction form
    35,455.62/48,929.09 = 19,540.65/x
  3. Step 3: Cross multiply
    35,455.62x = 48,929.09 × 19,540.65
  4. Step 4: Simplify right side
    35,455.62x = 956,106,124.81
  5. Step 5: Solve for x
    x = 956,106,124.81/35,455.62
  6. Step 6: Final answer
    x = 26,966.28

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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.