Home / 62,511.76-93,742.93-20,381.49

Finding the Fourth Proportional to 62,511.76, 93,742.93 and 20,381.49

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Solution

The fourth proportional to 62,511.76, 93,742.93 and 20,381.49 is: 30,564.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,511.76 : 93,742.93 = 20,381.49 : x
  2. Step 2: Convert to fraction form
    62,511.76/93,742.93 = 20,381.49/x
  3. Step 3: Cross multiply
    62,511.76x = 93,742.93 × 20,381.49
  4. Step 4: Simplify right side
    62,511.76x = 1,910,620,590.37
  5. Step 5: Solve for x
    x = 1,910,620,590.37/62,511.76
  6. Step 6: Final answer
    x = 30,564.18

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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.