Home / 34,646.62-47,812.32-18,731.06

Finding the Fourth Proportional to 34,646.62, 47,812.32 and 18,731.06

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Solution

The fourth proportional to 34,646.62, 47,812.32 and 18,731.06 is: 25,848.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,646.62 : 47,812.32 = 18,731.06 : x
  2. Step 2: Convert to fraction form
    34,646.62/47,812.32 = 18,731.06/x
  3. Step 3: Cross multiply
    34,646.62x = 47,812.32 × 18,731.06
  4. Step 4: Simplify right side
    34,646.62x = 895,575,554.19
  5. Step 5: Solve for x
    x = 895,575,554.19/34,646.62
  6. Step 6: Final answer
    x = 25,848.86

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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.