Home / 15,490.98-23,237.37-5,630.22

Finding the Fourth Proportional to 15,490.98, 23,237.37 and 5,630.22

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Solution

The fourth proportional to 15,490.98, 23,237.37 and 5,630.22 is: 8,445.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,490.98 : 23,237.37 = 5,630.22 : x
  2. Step 2: Convert to fraction form
    15,490.98/23,237.37 = 5,630.22/x
  3. Step 3: Cross multiply
    15,490.98x = 23,237.37 × 5,630.22
  4. Step 4: Simplify right side
    15,490.98x = 130,831,505.32
  5. Step 5: Solve for x
    x = 130,831,505.32/15,490.98
  6. Step 6: Final answer
    x = 8,445.66

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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.