Home / 15,665.31-23,490.66-5,804.37

Finding the Fourth Proportional to 15,665.31, 23,490.66 and 5,804.37

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Solution

The fourth proportional to 15,665.31, 23,490.66 and 5,804.37 is: 8,703.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,665.31 : 23,490.66 = 5,804.37 : x
  2. Step 2: Convert to fraction form
    15,665.31/23,490.66 = 5,804.37/x
  3. Step 3: Cross multiply
    15,665.31x = 23,490.66 × 5,804.37
  4. Step 4: Simplify right side
    15,665.31x = 136,348,482.18
  5. Step 5: Solve for x
    x = 136,348,482.18/15,665.31
  6. Step 6: Final answer
    x = 8,703.85

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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.