Home / 38,334.08-57,502.20-12,040.40

Finding the Fourth Proportional to 38,334.08, 57,502.20 and 12,040.40

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Solution

The fourth proportional to 38,334.08, 57,502.20 and 12,040.40 is: 18,060.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,334.08 : 57,502.20 = 12,040.40 : x
  2. Step 2: Convert to fraction form
    38,334.08/57,502.20 = 12,040.40/x
  3. Step 3: Cross multiply
    38,334.08x = 57,502.20 × 12,040.40
  4. Step 4: Simplify right side
    38,334.08x = 692,349,488.88
  5. Step 5: Solve for x
    x = 692,349,488.88/38,334.08
  6. Step 6: Final answer
    x = 18,060.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.