Home / 26,858.18-37,063.27-15,531.35

Finding the Fourth Proportional to 26,858.18, 37,063.27 and 15,531.35

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Solution

The fourth proportional to 26,858.18, 37,063.27 and 15,531.35 is: 21,432.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,858.18 : 37,063.27 = 15,531.35 : x
  2. Step 2: Convert to fraction form
    26,858.18/37,063.27 = 15,531.35/x
  3. Step 3: Cross multiply
    26,858.18x = 37,063.27 × 15,531.35
  4. Step 4: Simplify right side
    26,858.18x = 575,642,452.61
  5. Step 5: Solve for x
    x = 575,642,452.61/26,858.18
  6. Step 6: Final answer
    x = 21,432.67

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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.