Home / 15,588.94-21,484.92-11,803.04

Finding the Fourth Proportional to 15,588.94, 21,484.92 and 11,803.04

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Solution

The fourth proportional to 15,588.94, 21,484.92 and 11,803.04 is: 16,267.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,588.94 : 21,484.92 = 11,803.04 : x
  2. Step 2: Convert to fraction form
    15,588.94/21,484.92 = 11,803.04/x
  3. Step 3: Cross multiply
    15,588.94x = 21,484.92 × 11,803.04
  4. Step 4: Simplify right side
    15,588.94x = 253,587,370.16
  5. Step 5: Solve for x
    x = 253,587,370.16/15,588.94
  6. Step 6: Final answer
    x = 16,267.13

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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.