Home / 35,732.09-49,308.59-19,816.19

Finding the Fourth Proportional to 35,732.09, 49,308.59 and 19,816.19

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Solution

The fourth proportional to 35,732.09, 49,308.59 and 19,816.19 is: 27,345.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,732.09 : 49,308.59 = 19,816.19 : x
  2. Step 2: Convert to fraction form
    35,732.09/49,308.59 = 19,816.19/x
  3. Step 3: Cross multiply
    35,732.09x = 49,308.59 × 19,816.19
  4. Step 4: Simplify right side
    35,732.09x = 977,108,288.99
  5. Step 5: Solve for x
    x = 977,108,288.99/35,732.09
  6. Step 6: Final answer
    x = 27,345.40

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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.