Home / 12,154.68-18,236.34-5,916.60

Finding the Fourth Proportional to 12,154.68, 18,236.34 and 5,916.60

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Solution

The fourth proportional to 12,154.68, 18,236.34 and 5,916.60 is: 8,877.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,154.68 : 18,236.34 = 5,916.60 : x
  2. Step 2: Convert to fraction form
    12,154.68/18,236.34 = 5,916.60/x
  3. Step 3: Cross multiply
    12,154.68x = 18,236.34 × 5,916.60
  4. Step 4: Simplify right side
    12,154.68x = 107,897,129.24
  5. Step 5: Solve for x
    x = 107,897,129.24/12,154.68
  6. Step 6: Final answer
    x = 8,877.00

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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.