Home / 27,050.12-37,328.80-15,113.64

Finding the Fourth Proportional to 27,050.12, 37,328.80 and 15,113.64

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Solution

The fourth proportional to 27,050.12, 37,328.80 and 15,113.64 is: 20,856.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,050.12 : 37,328.80 = 15,113.64 : x
  2. Step 2: Convert to fraction form
    27,050.12/37,328.80 = 15,113.64/x
  3. Step 3: Cross multiply
    27,050.12x = 37,328.80 × 15,113.64
  4. Step 4: Simplify right side
    27,050.12x = 564,174,044.83
  5. Step 5: Solve for x
    x = 564,174,044.83/27,050.12
  6. Step 6: Final answer
    x = 20,856.62

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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.