Home / 13,558.74-18,697.91-10,573.48

Finding the Fourth Proportional to 13,558.74, 18,697.91 and 10,573.48

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Solution

The fourth proportional to 13,558.74, 18,697.91 and 10,573.48 is: 14,581.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,558.74 : 18,697.91 = 10,573.48 : x
  2. Step 2: Convert to fraction form
    13,558.74/18,697.91 = 10,573.48/x
  3. Step 3: Cross multiply
    13,558.74x = 18,697.91 × 10,573.48
  4. Step 4: Simplify right side
    13,558.74x = 197,701,977.43
  5. Step 5: Solve for x
    x = 197,701,977.43/13,558.74
  6. Step 6: Final answer
    x = 14,581.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.