Home / 35,738.16-49,318.90-19,822.88

Finding the Fourth Proportional to 35,738.16, 49,318.90 and 19,822.88

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Solution

The fourth proportional to 35,738.16, 49,318.90 and 19,822.88 is: 27,355.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,738.16 : 49,318.90 = 19,822.88 : x
  2. Step 2: Convert to fraction form
    35,738.16/49,318.90 = 19,822.88/x
  3. Step 3: Cross multiply
    35,738.16x = 49,318.90 × 19,822.88
  4. Step 4: Simplify right side
    35,738.16x = 977,642,488.51
  5. Step 5: Solve for x
    x = 977,642,488.51/35,738.16
  6. Step 6: Final answer
    x = 27,355.70

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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.