Home / 27,066.58-37,352.16-15,130.58

Finding the Fourth Proportional to 27,066.58, 37,352.16 and 15,130.58

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Solution

The fourth proportional to 27,066.58, 37,352.16 and 15,130.58 is: 20,880.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,066.58 : 37,352.16 = 15,130.58 : x
  2. Step 2: Convert to fraction form
    27,066.58/37,352.16 = 15,130.58/x
  3. Step 3: Cross multiply
    27,066.58x = 37,352.16 × 15,130.58
  4. Step 4: Simplify right side
    27,066.58x = 565,159,845.05
  5. Step 5: Solve for x
    x = 565,159,845.05/27,066.58
  6. Step 6: Final answer
    x = 20,880.36

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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.