Home / 15,684.20-23,526.30-5,295.80

Finding the Fourth Proportional to 15,684.20, 23,526.30 and 5,295.80

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Solution

The fourth proportional to 15,684.20, 23,526.30 and 5,295.80 is: 7,943.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,684.20 : 23,526.30 = 5,295.80 : x
  2. Step 2: Convert to fraction form
    15,684.20/23,526.30 = 5,295.80/x
  3. Step 3: Cross multiply
    15,684.20x = 23,526.30 × 5,295.80
  4. Step 4: Simplify right side
    15,684.20x = 124,590,579.54
  5. Step 5: Solve for x
    x = 124,590,579.54/15,684.20
  6. Step 6: Final answer
    x = 7,943.70

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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.