Home / 27,999.41-38,637.61-16,061.63

Finding the Fourth Proportional to 27,999.41, 38,637.61 and 16,061.63

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Solution

The fourth proportional to 27,999.41, 38,637.61 and 16,061.63 is: 22,164.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,999.41 : 38,637.61 = 16,061.63 : x
  2. Step 2: Convert to fraction form
    27,999.41/38,637.61 = 16,061.63/x
  3. Step 3: Cross multiply
    27,999.41x = 38,637.61 × 16,061.63
  4. Step 4: Simplify right side
    27,999.41x = 620,582,762.56
  5. Step 5: Solve for x
    x = 620,582,762.56/27,999.41
  6. Step 6: Final answer
    x = 22,164.14

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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.