Home / 27,323.07-37,705.10-15,386.15

Finding the Fourth Proportional to 27,323.07, 37,705.10 and 15,386.15

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Solution

The fourth proportional to 27,323.07, 37,705.10 and 15,386.15 is: 21,232.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,323.07 : 37,705.10 = 15,386.15 : x
  2. Step 2: Convert to fraction form
    27,323.07/37,705.10 = 15,386.15/x
  3. Step 3: Cross multiply
    27,323.07x = 37,705.10 × 15,386.15
  4. Step 4: Simplify right side
    27,323.07x = 580,136,285.90
  5. Step 5: Solve for x
    x = 580,136,285.90/27,323.07
  6. Step 6: Final answer
    x = 21,232.47

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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.