Home / 32,831.36-45,306.99-18,684.98

Finding the Fourth Proportional to 32,831.36, 45,306.99 and 18,684.98

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Solution

The fourth proportional to 32,831.36, 45,306.99 and 18,684.98 is: 25,785.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,831.36 : 45,306.99 = 18,684.98 : x
  2. Step 2: Convert to fraction form
    32,831.36/45,306.99 = 18,684.98/x
  3. Step 3: Cross multiply
    32,831.36x = 45,306.99 × 18,684.98
  4. Step 4: Simplify right side
    32,831.36x = 846,559,975.48
  5. Step 5: Solve for x
    x = 846,559,975.48/32,831.36
  6. Step 6: Final answer
    x = 25,785.11

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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.