Home / 17,482.86-26,191.91-13,520.07

Finding the Fourth Proportional to 17,482.86, 26,191.91 and 13,520.07

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Solution

The fourth proportional to 17,482.86, 26,191.91 and 13,520.07 is: 20,255.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,482.86 : 26,191.91 = 13,520.07 : x
  2. Step 2: Convert to fraction form
    17,482.86/26,191.91 = 13,520.07/x
  3. Step 3: Cross multiply
    17,482.86x = 26,191.91 × 13,520.07
  4. Step 4: Simplify right side
    17,482.86x = 354,116,389.03
  5. Step 5: Solve for x
    x = 354,116,389.03/17,482.86
  6. Step 6: Final answer
    x = 20,255.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.