Home / 17,802.08-24,539.60-13,319.04

Finding the Fourth Proportional to 17,802.08, 24,539.60 and 13,319.04

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Solution

The fourth proportional to 17,802.08, 24,539.60 and 13,319.04 is: 18,359.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,802.08 : 24,539.60 = 13,319.04 : x
  2. Step 2: Convert to fraction form
    17,802.08/24,539.60 = 13,319.04/x
  3. Step 3: Cross multiply
    17,802.08x = 24,539.60 × 13,319.04
  4. Step 4: Simplify right side
    17,802.08x = 326,843,913.98
  5. Step 5: Solve for x
    x = 326,843,913.98/17,802.08
  6. Step 6: Final answer
    x = 18,359.87

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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.