Home / 20,444.16-28,213.02-11,492.04

Finding the Fourth Proportional to 20,444.16, 28,213.02 and 11,492.04

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Solution

The fourth proportional to 20,444.16, 28,213.02 and 11,492.04 is: 15,859.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,444.16 : 28,213.02 = 11,492.04 : x
  2. Step 2: Convert to fraction form
    20,444.16/28,213.02 = 11,492.04/x
  3. Step 3: Cross multiply
    20,444.16x = 28,213.02 × 11,492.04
  4. Step 4: Simplify right side
    20,444.16x = 324,225,154.36
  5. Step 5: Solve for x
    x = 324,225,154.36/20,444.16
  6. Step 6: Final answer
    x = 15,859.06

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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.