Home / 13,080.91-18,050.02-8,841.19

Finding the Fourth Proportional to 13,080.91, 18,050.02 and 8,841.19

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Solution

The fourth proportional to 13,080.91, 18,050.02 and 8,841.19 is: 12,199.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,080.91 : 18,050.02 = 8,841.19 : x
  2. Step 2: Convert to fraction form
    13,080.91/18,050.02 = 8,841.19/x
  3. Step 3: Cross multiply
    13,080.91x = 18,050.02 × 8,841.19
  4. Step 4: Simplify right side
    13,080.91x = 159,583,656.32
  5. Step 5: Solve for x
    x = 159,583,656.32/13,080.91
  6. Step 6: Final answer
    x = 12,199.74

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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.