Home / 13,558.24-18,697.22-10,572.98

Finding the Fourth Proportional to 13,558.24, 18,697.22 and 10,572.98

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Solution

The fourth proportional to 13,558.24, 18,697.22 and 10,572.98 is: 14,580.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,558.24 : 18,697.22 = 10,572.98 : x
  2. Step 2: Convert to fraction form
    13,558.24/18,697.22 = 10,572.98/x
  3. Step 3: Cross multiply
    13,558.24x = 18,697.22 × 10,572.98
  4. Step 4: Simplify right side
    13,558.24x = 197,685,333.12
  5. Step 5: Solve for x
    x = 197,685,333.12/13,558.24
  6. Step 6: Final answer
    x = 14,580.46

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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.