Home / 22,583.75-31,201.00-15,547.68

Finding the Fourth Proportional to 22,583.75, 31,201.00 and 15,547.68

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Solution

The fourth proportional to 22,583.75, 31,201.00 and 15,547.68 is: 21,480.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,583.75 : 31,201.00 = 15,547.68 : x
  2. Step 2: Convert to fraction form
    22,583.75/31,201.00 = 15,547.68/x
  3. Step 3: Cross multiply
    22,583.75x = 31,201.00 × 15,547.68
  4. Step 4: Simplify right side
    22,583.75x = 485,103,124.81
  5. Step 5: Solve for x
    x = 485,103,124.81/22,583.75
  6. Step 6: Final answer
    x = 21,480.19

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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.