Home / 40,559.42-60,803.86-19,488.90

Finding the Fourth Proportional to 40,559.42, 60,803.86 and 19,488.90

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Solution

The fourth proportional to 40,559.42, 60,803.86 and 19,488.90 is: 29,216.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,559.42 : 60,803.86 = 19,488.90 : x
  2. Step 2: Convert to fraction form
    40,559.42/60,803.86 = 19,488.90/x
  3. Step 3: Cross multiply
    40,559.42x = 60,803.86 × 19,488.90
  4. Step 4: Simplify right side
    40,559.42x = 1,185,000,347.15
  5. Step 5: Solve for x
    x = 1,185,000,347.15/40,559.42
  6. Step 6: Final answer
    x = 29,216.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.