Home / 32,430.40-44,756.67-18,286.18

Finding the Fourth Proportional to 32,430.40, 44,756.67 and 18,286.18

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Solution

The fourth proportional to 32,430.40, 44,756.67 and 18,286.18 is: 25,236.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,430.40 : 44,756.67 = 18,286.18 : x
  2. Step 2: Convert to fraction form
    32,430.40/44,756.67 = 18,286.18/x
  3. Step 3: Cross multiply
    32,430.40x = 44,756.67 × 18,286.18
  4. Step 4: Simplify right side
    32,430.40x = 818,428,523.82
  5. Step 5: Solve for x
    x = 818,428,523.82/32,430.40
  6. Step 6: Final answer
    x = 25,236.46

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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.