Home / 13,534.90-20,301.63-4,300.18

Finding the Fourth Proportional to 13,534.90, 20,301.63 and 4,300.18

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Solution

The fourth proportional to 13,534.90, 20,301.63 and 4,300.18 is: 6,450.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,534.90 : 20,301.63 = 4,300.18 : x
  2. Step 2: Convert to fraction form
    13,534.90/20,301.63 = 4,300.18/x
  3. Step 3: Cross multiply
    13,534.90x = 20,301.63 × 4,300.18
  4. Step 4: Simplify right side
    13,534.90x = 87,300,663.29
  5. Step 5: Solve for x
    x = 87,300,663.29/13,534.90
  6. Step 6: Final answer
    x = 6,450.04

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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.