Home / 15,730.90-23,596.31-10,785.53

Finding the Fourth Proportional to 15,730.90, 23,596.31 and 10,785.53

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Solution

The fourth proportional to 15,730.90, 23,596.31 and 10,785.53 is: 16,178.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,730.90 : 23,596.31 = 10,785.53 : x
  2. Step 2: Convert to fraction form
    15,730.90/23,596.31 = 10,785.53/x
  3. Step 3: Cross multiply
    15,730.90x = 23,596.31 × 10,785.53
  4. Step 4: Simplify right side
    15,730.90x = 254,498,795.35
  5. Step 5: Solve for x
    x = 254,498,795.35/15,730.90
  6. Step 6: Final answer
    x = 16,178.28

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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.