Home / 12,802.48-19,205.74-4,482.29

Finding the Fourth Proportional to 12,802.48, 19,205.74 and 4,482.29

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Solution

The fourth proportional to 12,802.48, 19,205.74 and 4,482.29 is: 6,724.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,802.48 : 19,205.74 = 4,482.29 : x
  2. Step 2: Convert to fraction form
    12,802.48/19,205.74 = 4,482.29/x
  3. Step 3: Cross multiply
    12,802.48x = 19,205.74 × 4,482.29
  4. Step 4: Simplify right side
    12,802.48x = 86,085,696.34
  5. Step 5: Solve for x
    x = 86,085,696.34/12,802.48
  6. Step 6: Final answer
    x = 6,724.14

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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.