Home / 39,125.49-58,696.40-12,828.16

Finding the Fourth Proportional to 39,125.49, 58,696.40 and 12,828.16

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Solution

The fourth proportional to 39,125.49, 58,696.40 and 12,828.16 is: 19,244.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,125.49 : 58,696.40 = 12,828.16 : x
  2. Step 2: Convert to fraction form
    39,125.49/58,696.40 = 12,828.16/x
  3. Step 3: Cross multiply
    39,125.49x = 58,696.40 × 12,828.16
  4. Step 4: Simplify right side
    39,125.49x = 752,966,810.62
  5. Step 5: Solve for x
    x = 752,966,810.62/39,125.49
  6. Step 6: Final answer
    x = 19,244.92

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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.