Home / 27,225.47-37,569.80-15,289.31

Finding the Fourth Proportional to 27,225.47, 37,569.80 and 15,289.31

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Solution

The fourth proportional to 27,225.47, 37,569.80 and 15,289.31 is: 21,098.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,225.47 : 37,569.80 = 15,289.31 : x
  2. Step 2: Convert to fraction form
    27,225.47/37,569.80 = 15,289.31/x
  3. Step 3: Cross multiply
    27,225.47x = 37,569.80 × 15,289.31
  4. Step 4: Simplify right side
    27,225.47x = 574,416,318.84
  5. Step 5: Solve for x
    x = 574,416,318.84/27,225.47
  6. Step 6: Final answer
    x = 21,098.49

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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.