Home / 18,632.42-25,710.58-10,674.18

Finding the Fourth Proportional to 18,632.42, 25,710.58 and 10,674.18

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Solution

The fourth proportional to 18,632.42, 25,710.58 and 10,674.18 is: 14,729.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,632.42 : 25,710.58 = 10,674.18 : x
  2. Step 2: Convert to fraction form
    18,632.42/25,710.58 = 10,674.18/x
  3. Step 3: Cross multiply
    18,632.42x = 25,710.58 × 10,674.18
  4. Step 4: Simplify right side
    18,632.42x = 274,439,358.82
  5. Step 5: Solve for x
    x = 274,439,358.82/18,632.42
  6. Step 6: Final answer
    x = 14,729.13

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Double scale
Find fourth proportional to 18,633.42, 25,711.96 and 10,675.18
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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.