Home / 15,347.62-23,021.43-4,818.43

Finding the Fourth Proportional to 15,347.62, 23,021.43 and 4,818.43

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Solution

The fourth proportional to 15,347.62, 23,021.43 and 4,818.43 is: 7,227.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,347.62 : 23,021.43 = 4,818.43 : x
  2. Step 2: Convert to fraction form
    15,347.62/23,021.43 = 4,818.43/x
  3. Step 3: Cross multiply
    15,347.62x = 23,021.43 × 4,818.43
  4. Step 4: Simplify right side
    15,347.62x = 110,927,009.76
  5. Step 5: Solve for x
    x = 110,927,009.76/15,347.62
  6. Step 6: Final answer
    x = 7,227.64

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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.