Home / 15,946.56-23,920.56-5,559.12

Finding the Fourth Proportional to 15,946.56, 23,920.56 and 5,559.12

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Solution

The fourth proportional to 15,946.56, 23,920.56 and 5,559.12 is: 8,338.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,946.56 : 23,920.56 = 5,559.12 : x
  2. Step 2: Convert to fraction form
    15,946.56/23,920.56 = 5,559.12/x
  3. Step 3: Cross multiply
    15,946.56x = 23,920.56 × 5,559.12
  4. Step 4: Simplify right side
    15,946.56x = 132,977,263.51
  5. Step 5: Solve for x
    x = 132,977,263.51/15,946.56
  6. Step 6: Final answer
    x = 8,338.93

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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.