Home / 27,455.36-37,888.26-14,880.12

Finding the Fourth Proportional to 27,455.36, 37,888.26 and 14,880.12

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Solution

The fourth proportional to 27,455.36, 37,888.26 and 14,880.12 is: 20,534.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,455.36 : 37,888.26 = 14,880.12 : x
  2. Step 2: Convert to fraction form
    27,455.36/37,888.26 = 14,880.12/x
  3. Step 3: Cross multiply
    27,455.36x = 37,888.26 × 14,880.12
  4. Step 4: Simplify right side
    27,455.36x = 563,781,855.39
  5. Step 5: Solve for x
    x = 563,781,855.39/27,455.36
  6. Step 6: Final answer
    x = 20,534.49

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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.