Home / 27,455.54-37,888.56-14,880.32

Finding the Fourth Proportional to 27,455.54, 37,888.56 and 14,880.32

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Solution

The fourth proportional to 27,455.54, 37,888.56 and 14,880.32 is: 20,534.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,455.54 : 37,888.56 = 14,880.32 : x
  2. Step 2: Convert to fraction form
    27,455.54/37,888.56 = 14,880.32/x
  3. Step 3: Cross multiply
    27,455.54x = 37,888.56 × 14,880.32
  4. Step 4: Simplify right side
    27,455.54x = 563,793,897.14
  5. Step 5: Solve for x
    x = 563,793,897.14/27,455.54
  6. Step 6: Final answer
    x = 20,534.80

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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.