Home / 13,090.49-19,632.84-4,323.32

Finding the Fourth Proportional to 13,090.49, 19,632.84 and 4,323.32

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Solution

The fourth proportional to 13,090.49, 19,632.84 and 4,323.32 is: 6,484.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,090.49 : 19,632.84 = 4,323.32 : x
  2. Step 2: Convert to fraction form
    13,090.49/19,632.84 = 4,323.32/x
  3. Step 3: Cross multiply
    13,090.49x = 19,632.84 × 4,323.32
  4. Step 4: Simplify right side
    13,090.49x = 84,878,951.66
  5. Step 5: Solve for x
    x = 84,878,951.66/13,090.49
  6. Step 6: Final answer
    x = 6,484.02

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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.