Home / 22,842.68-31,523.54-12,772.25

Finding the Fourth Proportional to 22,842.68, 31,523.54 and 12,772.25

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Solution

The fourth proportional to 22,842.68, 31,523.54 and 12,772.25 is: 17,626.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,842.68 : 31,523.54 = 12,772.25 : x
  2. Step 2: Convert to fraction form
    22,842.68/31,523.54 = 12,772.25/x
  3. Step 3: Cross multiply
    22,842.68x = 31,523.54 × 12,772.25
  4. Step 4: Simplify right side
    22,842.68x = 402,626,312.29
  5. Step 5: Solve for x
    x = 402,626,312.29/22,842.68
  6. Step 6: Final answer
    x = 17,626.06

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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.