Home / 27,064.04-37,349.04-15,129.36

Finding the Fourth Proportional to 27,064.04, 37,349.04 and 15,129.36

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Solution

The fourth proportional to 27,064.04, 37,349.04 and 15,129.36 is: 20,878.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,064.04 : 37,349.04 = 15,129.36 : x
  2. Step 2: Convert to fraction form
    27,064.04/37,349.04 = 15,129.36/x
  3. Step 3: Cross multiply
    27,064.04x = 37,349.04 × 15,129.36
  4. Step 4: Simplify right side
    27,064.04x = 565,067,071.81
  5. Step 5: Solve for x
    x = 565,067,071.81/27,064.04
  6. Step 6: Final answer
    x = 20,878.89

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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.