Home / 35,678.16-53,517.74-16,960.10

Finding the Fourth Proportional to 35,678.16, 53,517.74 and 16,960.10

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Solution

The fourth proportional to 35,678.16, 53,517.74 and 16,960.10 is: 25,440.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,678.16 : 53,517.74 = 16,960.10 : x
  2. Step 2: Convert to fraction form
    35,678.16/53,517.74 = 16,960.10/x
  3. Step 3: Cross multiply
    35,678.16x = 53,517.74 × 16,960.10
  4. Step 4: Simplify right side
    35,678.16x = 907,665,869.78
  5. Step 5: Solve for x
    x = 907,665,869.78/35,678.16
  6. Step 6: Final answer
    x = 25,440.38

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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.