Home / 14,882.64-20,526.32-13,182.96

Finding the Fourth Proportional to 14,882.64, 20,526.32 and 13,182.96

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Solution

The fourth proportional to 14,882.64, 20,526.32 and 13,182.96 is: 18,182.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,882.64 : 20,526.32 = 13,182.96 : x
  2. Step 2: Convert to fraction form
    14,882.64/20,526.32 = 13,182.96/x
  3. Step 3: Cross multiply
    14,882.64x = 20,526.32 × 13,182.96
  4. Step 4: Simplify right side
    14,882.64x = 270,597,655.51
  5. Step 5: Solve for x
    x = 270,597,655.51/14,882.64
  6. Step 6: Final answer
    x = 18,182.10

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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.