Home / 14,335.06-19,784.28-8,047.44

Finding the Fourth Proportional to 14,335.06, 19,784.28 and 8,047.44

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Solution

The fourth proportional to 14,335.06, 19,784.28 and 8,047.44 is: 11,106.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,335.06 : 19,784.28 = 8,047.44 : x
  2. Step 2: Convert to fraction form
    14,335.06/19,784.28 = 8,047.44/x
  3. Step 3: Cross multiply
    14,335.06x = 19,784.28 × 8,047.44
  4. Step 4: Simplify right side
    14,335.06x = 159,212,806.24
  5. Step 5: Solve for x
    x = 159,212,806.24/14,335.06
  6. Step 6: Final answer
    x = 11,106.53

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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.