Home / 27,479.68-37,921.80-14,904.16

Finding the Fourth Proportional to 27,479.68, 37,921.80 and 14,904.16

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Solution

The fourth proportional to 27,479.68, 37,921.80 and 14,904.16 is: 20,567.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,479.68 : 37,921.80 = 14,904.16 : x
  2. Step 2: Convert to fraction form
    27,479.68/37,921.80 = 14,904.16/x
  3. Step 3: Cross multiply
    27,479.68x = 37,921.80 × 14,904.16
  4. Step 4: Simplify right side
    27,479.68x = 565,192,574.69
  5. Step 5: Solve for x
    x = 565,192,574.69/27,479.68
  6. Step 6: Final answer
    x = 20,567.65

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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.