Home / 34,087.57-51,127.77-9,130.19

Finding the Fourth Proportional to 34,087.57, 51,127.77 and 9,130.19

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Solution

The fourth proportional to 34,087.57, 51,127.77 and 9,130.19 is: 13,694.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,087.57 : 51,127.77 = 9,130.19 : x
  2. Step 2: Convert to fraction form
    34,087.57/51,127.77 = 9,130.19/x
  3. Step 3: Cross multiply
    34,087.57x = 51,127.77 × 9,130.19
  4. Step 4: Simplify right side
    34,087.57x = 466,806,254.38
  5. Step 5: Solve for x
    x = 466,806,254.38/34,087.57
  6. Step 6: Final answer
    x = 13,694.33

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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.