Home / 16,810.68-25,209.54-5,715.48

Finding the Fourth Proportional to 16,810.68, 25,209.54 and 5,715.48

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Solution

The fourth proportional to 16,810.68, 25,209.54 and 5,715.48 is: 8,571.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,810.68 : 25,209.54 = 5,715.48 : x
  2. Step 2: Convert to fraction form
    16,810.68/25,209.54 = 5,715.48/x
  3. Step 3: Cross multiply
    16,810.68x = 25,209.54 × 5,715.48
  4. Step 4: Simplify right side
    16,810.68x = 144,084,621.68
  5. Step 5: Solve for x
    x = 144,084,621.68/16,810.68
  6. Step 6: Final answer
    x = 8,571.02

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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.