Home / 25,389.39-35,037.72-14,628.32

Finding the Fourth Proportional to 25,389.39, 35,037.72 and 14,628.32

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Solution

The fourth proportional to 25,389.39, 35,037.72 and 14,628.32 is: 20,187.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,389.39 : 35,037.72 = 14,628.32 : x
  2. Step 2: Convert to fraction form
    25,389.39/35,037.72 = 14,628.32/x
  3. Step 3: Cross multiply
    25,389.39x = 35,037.72 × 14,628.32
  4. Step 4: Simplify right side
    25,389.39x = 512,542,731.90
  5. Step 5: Solve for x
    x = 512,542,731.90/25,389.39
  6. Step 6: Final answer
    x = 20,187.28

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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.