Home / 22,125.47-30,528.32-14,470.52

Finding the Fourth Proportional to 22,125.47, 30,528.32 and 14,470.52

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Solution

The fourth proportional to 22,125.47, 30,528.32 and 14,470.52 is: 19,966.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,125.47 : 30,528.32 = 14,470.52 : x
  2. Step 2: Convert to fraction form
    22,125.47/30,528.32 = 14,470.52/x
  3. Step 3: Cross multiply
    22,125.47x = 30,528.32 × 14,470.52
  4. Step 4: Simplify right side
    22,125.47x = 441,760,440.13
  5. Step 5: Solve for x
    x = 441,760,440.13/22,125.47
  6. Step 6: Final answer
    x = 19,966.15

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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.