Home / 27,807.32-38,373.72-15,232.16

Finding the Fourth Proportional to 27,807.32, 38,373.72 and 15,232.16

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Solution

The fourth proportional to 27,807.32, 38,373.72 and 15,232.16 is: 21,020.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,807.32 : 38,373.72 = 15,232.16 : x
  2. Step 2: Convert to fraction form
    27,807.32/38,373.72 = 15,232.16/x
  3. Step 3: Cross multiply
    27,807.32x = 38,373.72 × 15,232.16
  4. Step 4: Simplify right side
    27,807.32x = 584,514,642.84
  5. Step 5: Solve for x
    x = 584,514,642.84/27,807.32
  6. Step 6: Final answer
    x = 21,020.17

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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.