Home / 14,511.09-20,029.59-9,476.10

Finding the Fourth Proportional to 14,511.09, 20,029.59 and 9,476.10

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Solution

The fourth proportional to 14,511.09, 20,029.59 and 9,476.10 is: 13,079.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,511.09 : 20,029.59 = 9,476.10 : x
  2. Step 2: Convert to fraction form
    14,511.09/20,029.59 = 9,476.10/x
  3. Step 3: Cross multiply
    14,511.09x = 20,029.59 × 9,476.10
  4. Step 4: Simplify right side
    14,511.09x = 189,802,397.80
  5. Step 5: Solve for x
    x = 189,802,397.80/14,511.09
  6. Step 6: Final answer
    x = 13,079.82

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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.