Home / 25,448.99-38,188.37-10,656.67

Finding the Fourth Proportional to 25,448.99, 38,188.37 and 10,656.67

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Solution

The fourth proportional to 25,448.99, 38,188.37 and 10,656.67 is: 15,991.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,448.99 : 38,188.37 = 10,656.67 : x
  2. Step 2: Convert to fraction form
    25,448.99/38,188.37 = 10,656.67/x
  3. Step 3: Cross multiply
    25,448.99x = 38,188.37 × 10,656.67
  4. Step 4: Simplify right side
    25,448.99x = 406,960,708.17
  5. Step 5: Solve for x
    x = 406,960,708.17/25,448.99
  6. Step 6: Final answer
    x = 15,991.23

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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.