Home / 18,312.67-25,269.73-14,544.96

Finding the Fourth Proportional to 18,312.67, 25,269.73 and 14,544.96

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Solution

The fourth proportional to 18,312.67, 25,269.73 and 14,544.96 is: 20,070.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,312.67 : 25,269.73 = 14,544.96 : x
  2. Step 2: Convert to fraction form
    18,312.67/25,269.73 = 14,544.96/x
  3. Step 3: Cross multiply
    18,312.67x = 25,269.73 × 14,544.96
  4. Step 4: Simplify right side
    18,312.67x = 367,547,212.06
  5. Step 5: Solve for x
    x = 367,547,212.06/18,312.67
  6. Step 6: Final answer
    x = 20,070.65

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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.