Home / 35,278.14-48,683.56-19,145.10

Finding the Fourth Proportional to 35,278.14, 48,683.56 and 19,145.10

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Solution

The fourth proportional to 35,278.14, 48,683.56 and 19,145.10 is: 26,420.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,278.14 : 48,683.56 = 19,145.10 : x
  2. Step 2: Convert to fraction form
    35,278.14/48,683.56 = 19,145.10/x
  3. Step 3: Cross multiply
    35,278.14x = 48,683.56 × 19,145.10
  4. Step 4: Simplify right side
    35,278.14x = 932,051,624.56
  5. Step 5: Solve for x
    x = 932,051,624.56/35,278.14
  6. Step 6: Final answer
    x = 26,420.09

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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.