Home / 15,035.07-20,756.76-9,068.25

Finding the Fourth Proportional to 15,035.07, 20,756.76 and 9,068.25

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Solution

The fourth proportional to 15,035.07, 20,756.76 and 9,068.25 is: 12,519.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,035.07 : 20,756.76 = 9,068.25 : x
  2. Step 2: Convert to fraction form
    15,035.07/20,756.76 = 9,068.25/x
  3. Step 3: Cross multiply
    15,035.07x = 20,756.76 × 9,068.25
  4. Step 4: Simplify right side
    15,035.07x = 188,227,488.87
  5. Step 5: Solve for x
    x = 188,227,488.87/15,035.07
  6. Step 6: Final answer
    x = 12,519.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.