Home / 35,736.87-49,315.62-19,822.80

Finding the Fourth Proportional to 35,736.87, 49,315.62 and 19,822.80

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Solution

The fourth proportional to 35,736.87, 49,315.62 and 19,822.80 is: 27,354.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,736.87 : 49,315.62 = 19,822.80 : x
  2. Step 2: Convert to fraction form
    35,736.87/49,315.62 = 19,822.80/x
  3. Step 3: Cross multiply
    35,736.87x = 49,315.62 × 19,822.80
  4. Step 4: Simplify right side
    35,736.87x = 977,573,931.41
  5. Step 5: Solve for x
    x = 977,573,931.41/35,736.87
  6. Step 6: Final answer
    x = 27,354.77

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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.