Home / 34,673.81-47,849.58-18,758.21

Finding the Fourth Proportional to 34,673.81, 47,849.58 and 18,758.21

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Solution

The fourth proportional to 34,673.81, 47,849.58 and 18,758.21 is: 25,886.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,673.81 : 47,849.58 = 18,758.21 : x
  2. Step 2: Convert to fraction form
    34,673.81/47,849.58 = 18,758.21/x
  3. Step 3: Cross multiply
    34,673.81x = 47,849.58 × 18,758.21
  4. Step 4: Simplify right side
    34,673.81x = 897,572,230.80
  5. Step 5: Solve for x
    x = 897,572,230.80/34,673.81
  6. Step 6: Final answer
    x = 25,886.18

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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.