Home / 14,243.99-21,365.90-5,810.46

Finding the Fourth Proportional to 14,243.99, 21,365.90 and 5,810.46

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Solution

The fourth proportional to 14,243.99, 21,365.90 and 5,810.46 is: 8,715.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,243.99 : 21,365.90 = 5,810.46 : x
  2. Step 2: Convert to fraction form
    14,243.99/21,365.90 = 5,810.46/x
  3. Step 3: Cross multiply
    14,243.99x = 21,365.90 × 5,810.46
  4. Step 4: Simplify right side
    14,243.99x = 124,145,678.26
  5. Step 5: Solve for x
    x = 124,145,678.26/14,243.99
  6. Step 6: Final answer
    x = 8,715.66

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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.