Home / 13,492.02-20,248.43-8,810.76

Finding the Fourth Proportional to 13,492.02, 20,248.43 and 8,810.76

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Solution

The fourth proportional to 13,492.02, 20,248.43 and 8,810.76 is: 13,222.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,492.02 : 20,248.43 = 8,810.76 : x
  2. Step 2: Convert to fraction form
    13,492.02/20,248.43 = 8,810.76/x
  3. Step 3: Cross multiply
    13,492.02x = 20,248.43 × 8,810.76
  4. Step 4: Simplify right side
    13,492.02x = 178,404,057.11
  5. Step 5: Solve for x
    x = 178,404,057.11/13,492.02
  6. Step 6: Final answer
    x = 13,222.93

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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.