Home / 27,455.66-37,888.86-14,880.42

Finding the Fourth Proportional to 27,455.66, 37,888.86 and 14,880.42

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Solution

The fourth proportional to 27,455.66, 37,888.86 and 14,880.42 is: 20,535.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,455.66 : 37,888.86 = 14,880.42 : x
  2. Step 2: Convert to fraction form
    27,455.66/37,888.86 = 14,880.42/x
  3. Step 3: Cross multiply
    27,455.66x = 37,888.86 × 14,880.42
  4. Step 4: Simplify right side
    27,455.66x = 563,802,150.12
  5. Step 5: Solve for x
    x = 563,802,150.12/27,455.66
  6. Step 6: Final answer
    x = 20,535.01

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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.