Home / 40,559.28-55,565.26-39,043.11

Finding the Fourth Proportional to 40,559.28, 55,565.26 and 39,043.11

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Solution

The fourth proportional to 40,559.28, 55,565.26 and 39,043.11 is: 53,488.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,559.28 : 55,565.26 = 39,043.11 : x
  2. Step 2: Convert to fraction form
    40,559.28/55,565.26 = 39,043.11/x
  3. Step 3: Cross multiply
    40,559.28x = 55,565.26 × 39,043.11
  4. Step 4: Simplify right side
    40,559.28x = 2,169,440,558.36
  5. Step 5: Solve for x
    x = 2,169,440,558.36/40,559.28
  6. Step 6: Final answer
    x = 53,488.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.