Home / 13,885.12-19,161.02-7,597.08

Finding the Fourth Proportional to 13,885.12, 19,161.02 and 7,597.08

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Solution

The fourth proportional to 13,885.12, 19,161.02 and 7,597.08 is: 10,483.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,885.12 : 19,161.02 = 7,597.08 : x
  2. Step 2: Convert to fraction form
    13,885.12/19,161.02 = 7,597.08/x
  3. Step 3: Cross multiply
    13,885.12x = 19,161.02 × 7,597.08
  4. Step 4: Simplify right side
    13,885.12x = 145,567,801.82
  5. Step 5: Solve for x
    x = 145,567,801.82/13,885.12
  6. Step 6: Final answer
    x = 10,483.73

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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.