Home / 39,295.30-58,943.49-11,215.34

Finding the Fourth Proportional to 39,295.30, 58,943.49 and 11,215.34

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Solution

The fourth proportional to 39,295.30, 58,943.49 and 11,215.34 is: 16,823.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,295.30 : 58,943.49 = 11,215.34 : x
  2. Step 2: Convert to fraction form
    39,295.30/58,943.49 = 11,215.34/x
  3. Step 3: Cross multiply
    39,295.30x = 58,943.49 × 11,215.34
  4. Step 4: Simplify right side
    39,295.30x = 661,071,281.14
  5. Step 5: Solve for x
    x = 661,071,281.14/39,295.30
  6. Step 6: Final answer
    x = 16,823.16

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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.