Home / 20,966.04-28,933.02-11,534.04

Finding the Fourth Proportional to 20,966.04, 28,933.02 and 11,534.04

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Solution

The fourth proportional to 20,966.04, 28,933.02 and 11,534.04 is: 15,916.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,966.04 : 28,933.02 = 11,534.04 : x
  2. Step 2: Convert to fraction form
    20,966.04/28,933.02 = 11,534.04/x
  3. Step 3: Cross multiply
    20,966.04x = 28,933.02 × 11,534.04
  4. Step 4: Simplify right side
    20,966.04x = 333,714,610.00
  5. Step 5: Solve for x
    x = 333,714,610.00/20,966.04
  6. Step 6: Final answer
    x = 15,916.91

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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.