Home / 35,455.53-48,929.76-19,540.56

Finding the Fourth Proportional to 35,455.53, 48,929.76 and 19,540.56

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Solution

The fourth proportional to 35,455.53, 48,929.76 and 19,540.56 is: 26,966.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,455.53 : 48,929.76 = 19,540.56 : x
  2. Step 2: Convert to fraction form
    35,455.53/48,929.76 = 19,540.56/x
  3. Step 3: Cross multiply
    35,455.53x = 48,929.76 × 19,540.56
  4. Step 4: Simplify right side
    35,455.53x = 956,114,911.07
  5. Step 5: Solve for x
    x = 956,114,911.07/35,455.53
  6. Step 6: Final answer
    x = 26,966.59

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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.