Home / 13,556.59-20,337.63-4,797.66

Finding the Fourth Proportional to 13,556.59, 20,337.63 and 4,797.66

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Solution

The fourth proportional to 13,556.59, 20,337.63 and 4,797.66 is: 7,197.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,556.59 : 20,337.63 = 4,797.66 : x
  2. Step 2: Convert to fraction form
    13,556.59/20,337.63 = 4,797.66/x
  3. Step 3: Cross multiply
    13,556.59x = 20,337.63 × 4,797.66
  4. Step 4: Simplify right side
    13,556.59x = 97,572,947.61
  5. Step 5: Solve for x
    x = 97,572,947.61/13,556.59
  6. Step 6: Final answer
    x = 7,197.45

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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.