Home / 15,664.37-23,495.93-5,135.18

Finding the Fourth Proportional to 15,664.37, 23,495.93 and 5,135.18

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Solution

The fourth proportional to 15,664.37, 23,495.93 and 5,135.18 is: 7,702.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,664.37 : 23,495.93 = 5,135.18 : x
  2. Step 2: Convert to fraction form
    15,664.37/23,495.93 = 5,135.18/x
  3. Step 3: Cross multiply
    15,664.37x = 23,495.93 × 5,135.18
  4. Step 4: Simplify right side
    15,664.37x = 120,655,686.66
  5. Step 5: Solve for x
    x = 120,655,686.66/15,664.37
  6. Step 6: Final answer
    x = 7,702.56

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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.