Home / 16,864.16-25,351.59-15,646.28

Finding the Fourth Proportional to 16,864.16, 25,351.59 and 15,646.28

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Solution

The fourth proportional to 16,864.16, 25,351.59 and 15,646.28 is: 23,520.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,864.16 : 25,351.59 = 15,646.28 : x
  2. Step 2: Convert to fraction form
    16,864.16/25,351.59 = 15,646.28/x
  3. Step 3: Cross multiply
    16,864.16x = 25,351.59 × 15,646.28
  4. Step 4: Simplify right side
    16,864.16x = 396,658,075.59
  5. Step 5: Solve for x
    x = 396,658,075.59/16,864.16
  6. Step 6: Final answer
    x = 23,520.77

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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.