Home / 38,219.40-57,296.43-14,513.67

Finding the Fourth Proportional to 38,219.40, 57,296.43 and 14,513.67

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Solution

The fourth proportional to 38,219.40, 57,296.43 and 14,513.67 is: 21,758.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,219.40 : 57,296.43 = 14,513.67 : x
  2. Step 2: Convert to fraction form
    38,219.40/57,296.43 = 14,513.67/x
  3. Step 3: Cross multiply
    38,219.40x = 57,296.43 × 14,513.67
  4. Step 4: Simplify right side
    38,219.40x = 831,581,477.20
  5. Step 5: Solve for x
    x = 831,581,477.20/38,219.40
  6. Step 6: Final answer
    x = 21,758.10

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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.