Home / 13,430.00-20,145.00-4,664.93

Finding the Fourth Proportional to 13,430.00, 20,145.00 and 4,664.93

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Solution

The fourth proportional to 13,430.00, 20,145.00 and 4,664.93 is: 6,997.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,430.00 : 20,145.00 = 4,664.93 : x
  2. Step 2: Convert to fraction form
    13,430.00/20,145.00 = 4,664.93/x
  3. Step 3: Cross multiply
    13,430.00x = 20,145.00 × 4,664.93
  4. Step 4: Simplify right side
    13,430.00x = 93,974,931.62
  5. Step 5: Solve for x
    x = 93,974,931.62/13,430.00
  6. Step 6: Final answer
    x = 6,997.39

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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.