Home / 35,409.42-53,117.19-9,113.94

Finding the Fourth Proportional to 35,409.42, 53,117.19 and 9,113.94

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Solution

The fourth proportional to 35,409.42, 53,117.19 and 9,113.94 is: 13,671.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,409.42 : 53,117.19 = 9,113.94 : x
  2. Step 2: Convert to fraction form
    35,409.42/53,117.19 = 9,113.94/x
  3. Step 3: Cross multiply
    35,409.42x = 53,117.19 × 9,113.94
  4. Step 4: Simplify right side
    35,409.42x = 484,106,882.63
  5. Step 5: Solve for x
    x = 484,106,882.63/35,409.42
  6. Step 6: Final answer
    x = 13,671.70

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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.