Home / 35,826.14-49,444.08-21,678.68

Finding the Fourth Proportional to 35,826.14, 49,444.08 and 21,678.68

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Solution

The fourth proportional to 35,826.14, 49,444.08 and 21,678.68 is: 29,919.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,826.14 : 49,444.08 = 21,678.68 : x
  2. Step 2: Convert to fraction form
    35,826.14/49,444.08 = 21,678.68/x
  3. Step 3: Cross multiply
    35,826.14x = 49,444.08 × 21,678.68
  4. Step 4: Simplify right side
    35,826.14x = 1,071,882,388.21
  5. Step 5: Solve for x
    x = 1,071,882,388.21/35,826.14
  6. Step 6: Final answer
    x = 29,919.00

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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.