Home / 22,513.43-31,075.16-18,035.61

Finding the Fourth Proportional to 22,513.43, 31,075.16 and 18,035.61

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Solution

The fourth proportional to 22,513.43, 31,075.16 and 18,035.61 is: 24,894.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,513.43 : 31,075.16 = 18,035.61 : x
  2. Step 2: Convert to fraction form
    22,513.43/31,075.16 = 18,035.61/x
  3. Step 3: Cross multiply
    22,513.43x = 31,075.16 × 18,035.61
  4. Step 4: Simplify right side
    22,513.43x = 560,459,376.27
  5. Step 5: Solve for x
    x = 560,459,376.27/22,513.43
  6. Step 6: Final answer
    x = 24,894.45

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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.