Home / 19,033.80-28,519.22-6,547.10

Finding the Fourth Proportional to 19,033.80, 28,519.22 and 6,547.10

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Solution

The fourth proportional to 19,033.80, 28,519.22 and 6,547.10 is: 9,809.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,033.80 : 28,519.22 = 6,547.10 : x
  2. Step 2: Convert to fraction form
    19,033.80/28,519.22 = 6,547.10/x
  3. Step 3: Cross multiply
    19,033.80x = 28,519.22 × 6,547.10
  4. Step 4: Simplify right side
    19,033.80x = 186,718,185.26
  5. Step 5: Solve for x
    x = 186,718,185.26/19,033.80
  6. Step 6: Final answer
    x = 9,809.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.