Home / 32,831.46-45,302.85-18,682.74

Finding the Fourth Proportional to 32,831.46, 45,302.85 and 18,682.74

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Solution

The fourth proportional to 32,831.46, 45,302.85 and 18,682.74 is: 25,779.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,831.46 : 45,302.85 = 18,682.74 : x
  2. Step 2: Convert to fraction form
    32,831.46/45,302.85 = 18,682.74/x
  3. Step 3: Cross multiply
    32,831.46x = 45,302.85 × 18,682.74
  4. Step 4: Simplify right side
    32,831.46x = 846,381,367.81
  5. Step 5: Solve for x
    x = 846,381,367.81/32,831.46
  6. Step 6: Final answer
    x = 25,779.58

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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.