Home / 14,546.04-20,077.80-9,511.05

Finding the Fourth Proportional to 14,546.04, 20,077.80 and 9,511.05

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Solution

The fourth proportional to 14,546.04, 20,077.80 and 9,511.05 is: 13,128.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,546.04 : 20,077.80 = 9,511.05 : x
  2. Step 2: Convert to fraction form
    14,546.04/20,077.80 = 9,511.05/x
  3. Step 3: Cross multiply
    14,546.04x = 20,077.80 × 9,511.05
  4. Step 4: Simplify right side
    14,546.04x = 190,960,959.69
  5. Step 5: Solve for x
    x = 190,960,959.69/14,546.04
  6. Step 6: Final answer
    x = 13,128.04

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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.