Home / 18,806.02-25,952.20-10,308.50

Finding the Fourth Proportional to 18,806.02, 25,952.20 and 10,308.50

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Solution

The fourth proportional to 18,806.02, 25,952.20 and 10,308.50 is: 14,225.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,806.02 : 25,952.20 = 10,308.50 : x
  2. Step 2: Convert to fraction form
    18,806.02/25,952.20 = 10,308.50/x
  3. Step 3: Cross multiply
    18,806.02x = 25,952.20 × 10,308.50
  4. Step 4: Simplify right side
    18,806.02x = 267,528,173.36
  5. Step 5: Solve for x
    x = 267,528,173.36/18,806.02
  6. Step 6: Final answer
    x = 14,225.67

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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.