Home / 53,324.49-79,994.64-17,774.21

Finding the Fourth Proportional to 53,324.49, 79,994.64 and 17,774.21

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Solution

The fourth proportional to 53,324.49, 79,994.64 and 17,774.21 is: 26,663.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,324.49 : 79,994.64 = 17,774.21 : x
  2. Step 2: Convert to fraction form
    53,324.49/79,994.64 = 17,774.21/x
  3. Step 3: Cross multiply
    53,324.49x = 79,994.64 × 17,774.21
  4. Step 4: Simplify right side
    53,324.49x = 1,421,841,130.26
  5. Step 5: Solve for x
    x = 1,421,841,130.26/53,324.49
  6. Step 6: Final answer
    x = 26,663.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.