Home / 22,810.68-31,479.23-14,313.13

Finding the Fourth Proportional to 22,810.68, 31,479.23 and 14,313.13

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Solution

The fourth proportional to 22,810.68, 31,479.23 and 14,313.13 is: 19,752.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,810.68 : 31,479.23 = 14,313.13 : x
  2. Step 2: Convert to fraction form
    22,810.68/31,479.23 = 14,313.13/x
  3. Step 3: Cross multiply
    22,810.68x = 31,479.23 × 14,313.13
  4. Step 4: Simplify right side
    22,810.68x = 450,566,311.29
  5. Step 5: Solve for x
    x = 450,566,311.29/22,810.68
  6. Step 6: Final answer
    x = 19,752.43

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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.