Home / 25,726.25-35,502.43-14,973.80

Finding the Fourth Proportional to 25,726.25, 35,502.43 and 14,973.80

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Solution

The fourth proportional to 25,726.25, 35,502.43 and 14,973.80 is: 20,663.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,726.25 : 35,502.43 = 14,973.80 : x
  2. Step 2: Convert to fraction form
    25,726.25/35,502.43 = 14,973.80/x
  3. Step 3: Cross multiply
    25,726.25x = 35,502.43 × 14,973.80
  4. Step 4: Simplify right side
    25,726.25x = 531,606,337.66
  5. Step 5: Solve for x
    x = 531,606,337.66/25,726.25
  6. Step 6: Final answer
    x = 20,663.96

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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.