Home / 18,148.98-25,048.18-10,191.74

Finding the Fourth Proportional to 18,148.98, 25,048.18 and 10,191.74

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Solution

The fourth proportional to 18,148.98, 25,048.18 and 10,191.74 is: 14,066.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,148.98 : 25,048.18 = 10,191.74 : x
  2. Step 2: Convert to fraction form
    18,148.98/25,048.18 = 10,191.74/x
  3. Step 3: Cross multiply
    18,148.98x = 25,048.18 × 10,191.74
  4. Step 4: Simplify right side
    18,148.98x = 255,284,538.03
  5. Step 5: Solve for x
    x = 255,284,538.03/18,148.98
  6. Step 6: Final answer
    x = 14,066.05

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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.