Home / 27,088.38-37,381.77-15,758.10

Finding the Fourth Proportional to 27,088.38, 37,381.77 and 15,758.10

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Solution

The fourth proportional to 27,088.38, 37,381.77 and 15,758.10 is: 21,746.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,088.38 : 37,381.77 = 15,758.10 : x
  2. Step 2: Convert to fraction form
    27,088.38/37,381.77 = 15,758.10/x
  3. Step 3: Cross multiply
    27,088.38x = 37,381.77 × 15,758.10
  4. Step 4: Simplify right side
    27,088.38x = 589,065,669.84
  5. Step 5: Solve for x
    x = 589,065,669.84/27,088.38
  6. Step 6: Final answer
    x = 21,746.06

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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.