Home / 27,322.29-37,703.67-15,386.13

Finding the Fourth Proportional to 27,322.29, 37,703.67 and 15,386.13

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Solution

The fourth proportional to 27,322.29, 37,703.67 and 15,386.13 is: 21,232.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,322.29 : 37,703.67 = 15,386.13 : x
  2. Step 2: Convert to fraction form
    27,322.29/37,703.67 = 15,386.13/x
  3. Step 3: Cross multiply
    27,322.29x = 37,703.67 × 15,386.13
  4. Step 4: Simplify right side
    27,322.29x = 580,113,623.89
  5. Step 5: Solve for x
    x = 580,113,623.89/27,322.29
  6. Step 6: Final answer
    x = 21,232.25

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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.