Home / 27,457.95-37,894.32-15,523.41

Finding the Fourth Proportional to 27,457.95, 37,894.32 and 15,523.41

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Solution

The fourth proportional to 27,457.95, 37,894.32 and 15,523.41 is: 21,423.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,457.95 : 37,894.32 = 15,523.41 : x
  2. Step 2: Convert to fraction form
    27,457.95/37,894.32 = 15,523.41/x
  3. Step 3: Cross multiply
    27,457.95x = 37,894.32 × 15,523.41
  4. Step 4: Simplify right side
    27,457.95x = 588,249,066.03
  5. Step 5: Solve for x
    x = 588,249,066.03/27,457.95
  6. Step 6: Final answer
    x = 21,423.63

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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.