Home / 13,088.52-18,080.28-10,432.44

Finding the Fourth Proportional to 13,088.52, 18,080.28 and 10,432.44

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Solution

The fourth proportional to 13,088.52, 18,080.28 and 10,432.44 is: 14,411.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,088.52 : 18,080.28 = 10,432.44 : x
  2. Step 2: Convert to fraction form
    13,088.52/18,080.28 = 10,432.44/x
  3. Step 3: Cross multiply
    13,088.52x = 18,080.28 × 10,432.44
  4. Step 4: Simplify right side
    13,088.52x = 188,621,436.28
  5. Step 5: Solve for x
    x = 188,621,436.28/13,088.52
  6. Step 6: Final answer
    x = 14,411.21

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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.