Home / 27,152.84-37,471.98-15,216.28

Finding the Fourth Proportional to 27,152.84, 37,471.98 and 15,216.28

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Solution

The fourth proportional to 27,152.84, 37,471.98 and 15,216.28 is: 20,999.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,152.84 : 37,471.98 = 15,216.28 : x
  2. Step 2: Convert to fraction form
    27,152.84/37,471.98 = 15,216.28/x
  3. Step 3: Cross multiply
    27,152.84x = 37,471.98 × 15,216.28
  4. Step 4: Simplify right side
    27,152.84x = 570,184,139.83
  5. Step 5: Solve for x
    x = 570,184,139.83/27,152.84
  6. Step 6: Final answer
    x = 20,999.06

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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.