Home / 22,337.90-30,804.63-15,085.94

Finding the Fourth Proportional to 22,337.90, 30,804.63 and 15,085.94

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Solution

The fourth proportional to 22,337.90, 30,804.63 and 15,085.94 is: 20,803.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,337.90 : 30,804.63 = 15,085.94 : x
  2. Step 2: Convert to fraction form
    22,337.90/30,804.63 = 15,085.94/x
  3. Step 3: Cross multiply
    22,337.90x = 30,804.63 × 15,085.94
  4. Step 4: Simplify right side
    22,337.90x = 464,716,645.88
  5. Step 5: Solve for x
    x = 464,716,645.88/22,337.90
  6. Step 6: Final answer
    x = 20,803.96

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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.