Home / 34,748.16-47,952.34-18,833

Finding the Fourth Proportional to 34,748.16, 47,952.34 and 18,833

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Solution

The fourth proportional to 34,748.16, 47,952.34 and 18,833 is: 25,989.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,748.16 : 47,952.34 = 18,833 : x
  2. Step 2: Convert to fraction form
    34,748.16/47,952.34 = 18,833/x
  3. Step 3: Cross multiply
    34,748.16x = 47,952.34 × 18,833
  4. Step 4: Simplify right side
    34,748.16x = 903,086,419.22
  5. Step 5: Solve for x
    x = 903,086,419.22/34,748.16
  6. Step 6: Final answer
    x = 25,989.47

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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.