Home / 16,875.12-25,207.46-12,501.12

Finding the Fourth Proportional to 16,875.12, 25,207.46 and 12,501.12

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Solution

The fourth proportional to 16,875.12, 25,207.46 and 12,501.12 is: 18,673.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,875.12 : 25,207.46 = 12,501.12 : x
  2. Step 2: Convert to fraction form
    16,875.12/25,207.46 = 12,501.12/x
  3. Step 3: Cross multiply
    16,875.12x = 25,207.46 × 12,501.12
  4. Step 4: Simplify right side
    16,875.12x = 315,121,482.36
  5. Step 5: Solve for x
    x = 315,121,482.36/16,875.12
  6. Step 6: Final answer
    x = 18,673.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.