Home / 27,397.04-37,807.84-14,821.76

Finding the Fourth Proportional to 27,397.04, 37,807.84 and 14,821.76

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Solution

The fourth proportional to 27,397.04, 37,807.84 and 14,821.76 is: 20,453.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,397.04 : 37,807.84 = 14,821.76 : x
  2. Step 2: Convert to fraction form
    27,397.04/37,807.84 = 14,821.76/x
  3. Step 3: Cross multiply
    27,397.04x = 37,807.84 × 14,821.76
  4. Step 4: Simplify right side
    27,397.04x = 560,378,730.60
  5. Step 5: Solve for x
    x = 560,378,730.60/27,397.04
  6. Step 6: Final answer
    x = 20,453.99

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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.