Home / 15,561.40-23,328.06-5,693.80

Finding the Fourth Proportional to 15,561.40, 23,328.06 and 5,693.80

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Solution

The fourth proportional to 15,561.40, 23,328.06 and 5,693.80 is: 8,535.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,561.40 : 23,328.06 = 5,693.80 : x
  2. Step 2: Convert to fraction form
    15,561.40/23,328.06 = 5,693.80/x
  3. Step 3: Cross multiply
    15,561.40x = 23,328.06 × 5,693.80
  4. Step 4: Simplify right side
    15,561.40x = 132,825,308.03
  5. Step 5: Solve for x
    x = 132,825,308.03/15,561.40
  6. Step 6: Final answer
    x = 8,535.56

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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.