Home / 27,726.94-41,551.10-21,457.77

Finding the Fourth Proportional to 27,726.94, 41,551.10 and 21,457.77

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Solution

The fourth proportional to 27,726.94, 41,551.10 and 21,457.77 is: 32,156.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,726.94 : 41,551.10 = 21,457.77 : x
  2. Step 2: Convert to fraction form
    27,726.94/41,551.10 = 21,457.77/x
  3. Step 3: Cross multiply
    27,726.94x = 41,551.10 × 21,457.77
  4. Step 4: Simplify right side
    27,726.94x = 891,593,839.76
  5. Step 5: Solve for x
    x = 891,593,839.76/27,726.94
  6. Step 6: Final answer
    x = 32,156.23

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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.