Home / 15,586.80-23,374.88-4,490.51

Finding the Fourth Proportional to 15,586.80, 23,374.88 and 4,490.51

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Solution

The fourth proportional to 15,586.80, 23,374.88 and 4,490.51 is: 6,734.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,586.80 : 23,374.88 = 4,490.51 : x
  2. Step 2: Convert to fraction form
    15,586.80/23,374.88 = 4,490.51/x
  3. Step 3: Cross multiply
    15,586.80x = 23,374.88 × 4,490.51
  4. Step 4: Simplify right side
    15,586.80x = 104,965,009.90
  5. Step 5: Solve for x
    x = 104,965,009.90/15,586.80
  6. Step 6: Final answer
    x = 6,734.23

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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.