Home / 25,443.34-38,186.97-17,657.62

Finding the Fourth Proportional to 25,443.34, 38,186.97 and 17,657.62

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Solution

The fourth proportional to 25,443.34, 38,186.97 and 17,657.62 is: 26,501.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,443.34 : 38,186.97 = 17,657.62 : x
  2. Step 2: Convert to fraction form
    25,443.34/38,186.97 = 17,657.62/x
  3. Step 3: Cross multiply
    25,443.34x = 38,186.97 × 17,657.62
  4. Step 4: Simplify right side
    25,443.34x = 674,291,005.21
  5. Step 5: Solve for x
    x = 674,291,005.21/25,443.34
  6. Step 6: Final answer
    x = 26,501.67

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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.