Home / 15,569.58-23,366.70-6,810.78

Finding the Fourth Proportional to 15,569.58, 23,366.70 and 6,810.78

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Solution

The fourth proportional to 15,569.58, 23,366.70 and 6,810.78 is: 10,221.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,569.58 : 23,366.70 = 6,810.78 : x
  2. Step 2: Convert to fraction form
    15,569.58/23,366.70 = 6,810.78/x
  3. Step 3: Cross multiply
    15,569.58x = 23,366.70 × 6,810.78
  4. Step 4: Simplify right side
    15,569.58x = 159,145,453.03
  5. Step 5: Solve for x
    x = 159,145,453.03/15,569.58
  6. Step 6: Final answer
    x = 10,221.56

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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.