Home / 13,208.04-19,810.19-4,886.66

Finding the Fourth Proportional to 13,208.04, 19,810.19 and 4,886.66

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Solution

The fourth proportional to 13,208.04, 19,810.19 and 4,886.66 is: 7,329.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,208.04 : 19,810.19 = 4,886.66 : x
  2. Step 2: Convert to fraction form
    13,208.04/19,810.19 = 4,886.66/x
  3. Step 3: Cross multiply
    13,208.04x = 19,810.19 × 4,886.66
  4. Step 4: Simplify right side
    13,208.04x = 96,805,724.81
  5. Step 5: Solve for x
    x = 96,805,724.81/13,208.04
  6. Step 6: Final answer
    x = 7,329.30

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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.