Home / 15,998.81-23,998.34-10,487.06

Finding the Fourth Proportional to 15,998.81, 23,998.34 and 10,487.06

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Solution

The fourth proportional to 15,998.81, 23,998.34 and 10,487.06 is: 15,730.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,998.81 : 23,998.34 = 10,487.06 : x
  2. Step 2: Convert to fraction form
    15,998.81/23,998.34 = 10,487.06/x
  3. Step 3: Cross multiply
    15,998.81x = 23,998.34 × 10,487.06
  4. Step 4: Simplify right side
    15,998.81x = 251,672,031.48
  5. Step 5: Solve for x
    x = 251,672,031.48/15,998.81
  6. Step 6: Final answer
    x = 15,730.67

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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.