Home / 35,035.08-48,324.42-20,877

Finding the Fourth Proportional to 35,035.08, 48,324.42 and 20,877

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Solution

The fourth proportional to 35,035.08, 48,324.42 and 20,877 is: 28,795.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,035.08 : 48,324.42 = 20,877 : x
  2. Step 2: Convert to fraction form
    35,035.08/48,324.42 = 20,877/x
  3. Step 3: Cross multiply
    35,035.08x = 48,324.42 × 20,877
  4. Step 4: Simplify right side
    35,035.08x = 1,008,868,916.34
  5. Step 5: Solve for x
    x = 1,008,868,916.34/35,035.08
  6. Step 6: Final answer
    x = 28,795.96

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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.