Home / 27,985.48-38,554.26-19,472.98

Finding the Fourth Proportional to 27,985.48, 38,554.26 and 19,472.98

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Solution

The fourth proportional to 27,985.48, 38,554.26 and 19,472.98 is: 26,827.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,985.48 : 38,554.26 = 19,472.98 : x
  2. Step 2: Convert to fraction form
    27,985.48/38,554.26 = 19,472.98/x
  3. Step 3: Cross multiply
    27,985.48x = 38,554.26 × 19,472.98
  4. Step 4: Simplify right side
    27,985.48x = 750,766,372.59
  5. Step 5: Solve for x
    x = 750,766,372.59/27,985.48
  6. Step 6: Final answer
    x = 26,827.00

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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.