Home / 34,312.10-51,403.35-17,615.30

Finding the Fourth Proportional to 34,312.10, 51,403.35 and 17,615.30

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Solution

The fourth proportional to 34,312.10, 51,403.35 and 17,615.30 is: 26,389.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,312.10 : 51,403.35 = 17,615.30 : x
  2. Step 2: Convert to fraction form
    34,312.10/51,403.35 = 17,615.30/x
  3. Step 3: Cross multiply
    34,312.10x = 51,403.35 × 17,615.30
  4. Step 4: Simplify right side
    34,312.10x = 905,485,431.26
  5. Step 5: Solve for x
    x = 905,485,431.26/34,312.10
  6. Step 6: Final answer
    x = 26,389.68

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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.