Home / 32,490.26-44,831.50-18,342.80

Finding the Fourth Proportional to 32,490.26, 44,831.50 and 18,342.80

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Solution

The fourth proportional to 32,490.26, 44,831.50 and 18,342.80 is: 25,310.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,490.26 : 44,831.50 = 18,342.80 : x
  2. Step 2: Convert to fraction form
    32,490.26/44,831.50 = 18,342.80/x
  3. Step 3: Cross multiply
    32,490.26x = 44,831.50 × 18,342.80
  4. Step 4: Simplify right side
    32,490.26x = 822,334,968.19
  5. Step 5: Solve for x
    x = 822,334,968.19/32,490.26
  6. Step 6: Final answer
    x = 25,310.20

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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.