Home / 13,337.67-20,009.48-5,017.76

Finding the Fourth Proportional to 13,337.67, 20,009.48 and 5,017.76

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Solution

The fourth proportional to 13,337.67, 20,009.48 and 5,017.76 is: 7,527.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,337.67 : 20,009.48 = 5,017.76 : x
  2. Step 2: Convert to fraction form
    13,337.67/20,009.48 = 5,017.76/x
  3. Step 3: Cross multiply
    13,337.67x = 20,009.48 × 5,017.76
  4. Step 4: Simplify right side
    13,337.67x = 100,402,768.36
  5. Step 5: Solve for x
    x = 100,402,768.36/13,337.67
  6. Step 6: Final answer
    x = 7,527.76

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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.