Home / 34,646.61-47,812.30-18,731.07

Finding the Fourth Proportional to 34,646.61, 47,812.30 and 18,731.07

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Solution

The fourth proportional to 34,646.61, 47,812.30 and 18,731.07 is: 25,848.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,646.61 : 47,812.30 = 18,731.07 : x
  2. Step 2: Convert to fraction form
    34,646.61/47,812.30 = 18,731.07/x
  3. Step 3: Cross multiply
    34,646.61x = 47,812.30 × 18,731.07
  4. Step 4: Simplify right side
    34,646.61x = 895,575,491.33
  5. Step 5: Solve for x
    x = 895,575,491.33/34,646.61
  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.