Home / 34,729.48-47,926.75-18,814.06

Finding the Fourth Proportional to 34,729.48, 47,926.75 and 18,814.06

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Solution

The fourth proportional to 34,729.48, 47,926.75 and 18,814.06 is: 25,963.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,729.48 : 47,926.75 = 18,814.06 : x
  2. Step 2: Convert to fraction form
    34,729.48/47,926.75 = 18,814.06/x
  3. Step 3: Cross multiply
    34,729.48x = 47,926.75 × 18,814.06
  4. Step 4: Simplify right side
    34,729.48x = 901,696,750.11
  5. Step 5: Solve for x
    x = 901,696,750.11/34,729.48
  6. Step 6: Final answer
    x = 25,963.44

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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.