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Finding the Fourth Proportional to 35,663.58, 49,215.56 and 19,747.99

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Solution

The fourth proportional to 35,663.58, 49,215.56 and 19,747.99 is: 27,252.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,663.58 : 49,215.56 = 19,747.99 : x
  2. Step 2: Convert to fraction form
    35,663.58/49,215.56 = 19,747.99/x
  3. Step 3: Cross multiply
    35,663.58x = 49,215.56 × 19,747.99
  4. Step 4: Simplify right side
    35,663.58x = 971,908,386.72
  5. Step 5: Solve for x
    x = 971,908,386.72/35,663.58
  6. Step 6: Final answer
    x = 27,252.13

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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.