Home / 13,335.06-20,006.91-4,570.05

Finding the Fourth Proportional to 13,335.06, 20,006.91 and 4,570.05

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Solution

The fourth proportional to 13,335.06, 20,006.91 and 4,570.05 is: 6,856.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,335.06 : 20,006.91 = 4,570.05 : x
  2. Step 2: Convert to fraction form
    13,335.06/20,006.91 = 4,570.05/x
  3. Step 3: Cross multiply
    13,335.06x = 20,006.91 × 4,570.05
  4. Step 4: Simplify right side
    13,335.06x = 91,432,579.05
  5. Step 5: Solve for x
    x = 91,432,579.05/13,335.06
  6. Step 6: Final answer
    x = 6,856.56

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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.