Home / 38,886.06-58,330.14-10,806.20

Finding the Fourth Proportional to 38,886.06, 58,330.14 and 10,806.20

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Solution

The fourth proportional to 38,886.06, 58,330.14 and 10,806.20 is: 16,209.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,886.06 : 58,330.14 = 10,806.20 : x
  2. Step 2: Convert to fraction form
    38,886.06/58,330.14 = 10,806.20/x
  3. Step 3: Cross multiply
    38,886.06x = 58,330.14 × 10,806.20
  4. Step 4: Simplify right side
    38,886.06x = 630,327,158.87
  5. Step 5: Solve for x
    x = 630,327,158.87/38,886.06
  6. Step 6: Final answer
    x = 16,209.59

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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.