Home / 32,490.15-44,835.98-18,343.28

Finding the Fourth Proportional to 32,490.15, 44,835.98 and 18,343.28

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Solution

The fourth proportional to 32,490.15, 44,835.98 and 18,343.28 is: 25,313.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,490.15 : 44,835.98 = 18,343.28 : x
  2. Step 2: Convert to fraction form
    32,490.15/44,835.98 = 18,343.28/x
  3. Step 3: Cross multiply
    32,490.15x = 44,835.98 × 18,343.28
  4. Step 4: Simplify right side
    32,490.15x = 822,438,619.32
  5. Step 5: Solve for x
    x = 822,438,619.32/32,490.15
  6. Step 6: Final answer
    x = 25,313.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.