Home / 15,448.06-21,313.28-8,733.04

Finding the Fourth Proportional to 15,448.06, 21,313.28 and 8,733.04

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Solution

The fourth proportional to 15,448.06, 21,313.28 and 8,733.04 is: 12,048.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,448.06 : 21,313.28 = 8,733.04 : x
  2. Step 2: Convert to fraction form
    15,448.06/21,313.28 = 8,733.04/x
  3. Step 3: Cross multiply
    15,448.06x = 21,313.28 × 8,733.04
  4. Step 4: Simplify right side
    15,448.06x = 186,129,726.77
  5. Step 5: Solve for x
    x = 186,129,726.77/15,448.06
  6. Step 6: Final answer
    x = 12,048.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.