Home / 39,330.80-58,996.20-9,748.40

Finding the Fourth Proportional to 39,330.80, 58,996.20 and 9,748.40

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Solution

The fourth proportional to 39,330.80, 58,996.20 and 9,748.40 is: 14,622.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,330.80 : 58,996.20 = 9,748.40 : x
  2. Step 2: Convert to fraction form
    39,330.80/58,996.20 = 9,748.40/x
  3. Step 3: Cross multiply
    39,330.80x = 58,996.20 × 9,748.40
  4. Step 4: Simplify right side
    39,330.80x = 575,118,556.08
  5. Step 5: Solve for x
    x = 575,118,556.08/39,330.80
  6. Step 6: Final answer
    x = 14,622.60

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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.