Home / 13,461.06-18,537.06-10,471.86

Finding the Fourth Proportional to 13,461.06, 18,537.06 and 10,471.86

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Solution

The fourth proportional to 13,461.06, 18,537.06 and 10,471.86 is: 14,420.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,461.06 : 18,537.06 = 10,471.86 : x
  2. Step 2: Convert to fraction form
    13,461.06/18,537.06 = 10,471.86/x
  3. Step 3: Cross multiply
    13,461.06x = 18,537.06 × 10,471.86
  4. Step 4: Simplify right side
    13,461.06x = 194,117,497.13
  5. Step 5: Solve for x
    x = 194,117,497.13/13,461.06
  6. Step 6: Final answer
    x = 14,420.67

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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.