Home / 15,945.00-23,909.53-9,283.69

Finding the Fourth Proportional to 15,945.00, 23,909.53 and 9,283.69

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Solution

The fourth proportional to 15,945.00, 23,909.53 and 9,283.69 is: 13,920.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,945.00 : 23,909.53 = 9,283.69 : x
  2. Step 2: Convert to fraction form
    15,945.00/23,909.53 = 9,283.69/x
  3. Step 3: Cross multiply
    15,945.00x = 23,909.53 × 9,283.69
  4. Step 4: Simplify right side
    15,945.00x = 221,968,621.40
  5. Step 5: Solve for x
    x = 221,968,621.40/15,945.00
  6. Step 6: Final answer
    x = 13,920.89

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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.