Home / 13,558.42-18,697.48-10,573.17

Finding the Fourth Proportional to 13,558.42, 18,697.48 and 10,573.17

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Solution

The fourth proportional to 13,558.42, 18,697.48 and 10,573.17 is: 14,580.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,558.42 : 18,697.48 = 10,573.17 : x
  2. Step 2: Convert to fraction form
    13,558.42/18,697.48 = 10,573.17/x
  3. Step 3: Cross multiply
    13,558.42x = 18,697.48 × 10,573.17
  4. Step 4: Simplify right side
    13,558.42x = 197,691,538.06
  5. Step 5: Solve for x
    x = 197,691,538.06/13,558.42
  6. Step 6: Final answer
    x = 14,580.72

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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.