Home / 13,901.06-19,182.74-7,612.22

Finding the Fourth Proportional to 13,901.06, 19,182.74 and 7,612.22

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Solution

The fourth proportional to 13,901.06, 19,182.74 and 7,612.22 is: 10,504.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,901.06 : 19,182.74 = 7,612.22 : x
  2. Step 2: Convert to fraction form
    13,901.06/19,182.74 = 7,612.22/x
  3. Step 3: Cross multiply
    13,901.06x = 19,182.74 × 7,612.22
  4. Step 4: Simplify right side
    13,901.06x = 146,023,237.08
  5. Step 5: Solve for x
    x = 146,023,237.08/13,901.06
  6. Step 6: Final answer
    x = 10,504.47

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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.