Home / 13,885.17-19,162.02-7,597.55

Finding the Fourth Proportional to 13,885.17, 19,162.02 and 7,597.55

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Solution

The fourth proportional to 13,885.17, 19,162.02 and 7,597.55 is: 10,484.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,885.17 : 19,162.02 = 7,597.55 : x
  2. Step 2: Convert to fraction form
    13,885.17/19,162.02 = 7,597.55/x
  3. Step 3: Cross multiply
    13,885.17x = 19,162.02 × 7,597.55
  4. Step 4: Simplify right side
    13,885.17x = 145,584,330.92
  5. Step 5: Solve for x
    x = 145,584,330.92/13,885.17
  6. Step 6: Final answer
    x = 10,484.88

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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.