Home / 13,577.08-18,711.02-10,588.20

Finding the Fourth Proportional to 13,577.08, 18,711.02 and 10,588.20

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Solution

The fourth proportional to 13,577.08, 18,711.02 and 10,588.20 is: 14,591.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,577.08 : 18,711.02 = 10,588.20 : x
  2. Step 2: Convert to fraction form
    13,577.08/18,711.02 = 10,588.20/x
  3. Step 3: Cross multiply
    13,577.08x = 18,711.02 × 10,588.20
  4. Step 4: Simplify right side
    13,577.08x = 198,116,021.96
  5. Step 5: Solve for x
    x = 198,116,021.96/13,577.08
  6. Step 6: Final answer
    x = 14,591.95

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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.