Home / 27,455.76-37,888.83-14,880.51

Finding the Fourth Proportional to 27,455.76, 37,888.83 and 14,880.51

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Solution

The fourth proportional to 27,455.76, 37,888.83 and 14,880.51 is: 20,535.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,455.76 : 37,888.83 = 14,880.51 : x
  2. Step 2: Convert to fraction form
    27,455.76/37,888.83 = 14,880.51/x
  3. Step 3: Cross multiply
    27,455.76x = 37,888.83 × 14,880.51
  4. Step 4: Simplify right side
    27,455.76x = 563,805,113.70
  5. Step 5: Solve for x
    x = 563,805,113.70/27,455.76
  6. Step 6: Final answer
    x = 20,535.04

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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.