Home / 26,726.16-36,881.97-14,788.80

Finding the Fourth Proportional to 26,726.16, 36,881.97 and 14,788.80

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Solution

The fourth proportional to 26,726.16, 36,881.97 and 14,788.80 is: 20,408.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,726.16 : 36,881.97 = 14,788.80 : x
  2. Step 2: Convert to fraction form
    26,726.16/36,881.97 = 14,788.80/x
  3. Step 3: Cross multiply
    26,726.16x = 36,881.97 × 14,788.80
  4. Step 4: Simplify right side
    26,726.16x = 545,440,077.94
  5. Step 5: Solve for x
    x = 545,440,077.94/26,726.16
  6. Step 6: Final answer
    x = 20,408.47

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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.