Home / 27,583.02-38,064.32-15,007.76

Finding the Fourth Proportional to 27,583.02, 38,064.32 and 15,007.76

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Solution

The fourth proportional to 27,583.02, 38,064.32 and 15,007.76 is: 20,710.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,583.02 : 38,064.32 = 15,007.76 : x
  2. Step 2: Convert to fraction form
    27,583.02/38,064.32 = 15,007.76/x
  3. Step 3: Cross multiply
    27,583.02x = 38,064.32 × 15,007.76
  4. Step 4: Simplify right side
    27,583.02x = 571,260,179.12
  5. Step 5: Solve for x
    x = 571,260,179.12/27,583.02
  6. Step 6: Final answer
    x = 20,710.57

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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.