Home / 34,288.40-51,407.89-15,559.04

Finding the Fourth Proportional to 34,288.40, 51,407.89 and 15,559.04

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Solution

The fourth proportional to 34,288.40, 51,407.89 and 15,559.04 is: 23,327.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,288.40 : 51,407.89 = 15,559.04 : x
  2. Step 2: Convert to fraction form
    34,288.40/51,407.89 = 15,559.04/x
  3. Step 3: Cross multiply
    34,288.40x = 51,407.89 × 15,559.04
  4. Step 4: Simplify right side
    34,288.40x = 799,857,506.45
  5. Step 5: Solve for x
    x = 799,857,506.45/34,288.40
  6. Step 6: Final answer
    x = 23,327.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.