Home / 30,038.08-41,451.84-17,291.50

Finding the Fourth Proportional to 30,038.08, 41,451.84 and 17,291.50

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Solution

The fourth proportional to 30,038.08, 41,451.84 and 17,291.50 is: 23,861.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,038.08 : 41,451.84 = 17,291.50 : x
  2. Step 2: Convert to fraction form
    30,038.08/41,451.84 = 17,291.50/x
  3. Step 3: Cross multiply
    30,038.08x = 41,451.84 × 17,291.50
  4. Step 4: Simplify right side
    30,038.08x = 716,764,491.36
  5. Step 5: Solve for x
    x = 716,764,491.36/30,038.08
  6. Step 6: Final answer
    x = 23,861.86

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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.