Home / 46,900.86-70,347.33-18,438.41

Finding the Fourth Proportional to 46,900.86, 70,347.33 and 18,438.41

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Solution

The fourth proportional to 46,900.86, 70,347.33 and 18,438.41 is: 27,656.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,900.86 : 70,347.33 = 18,438.41 : x
  2. Step 2: Convert to fraction form
    46,900.86/70,347.33 = 18,438.41/x
  3. Step 3: Cross multiply
    46,900.86x = 70,347.33 × 18,438.41
  4. Step 4: Simplify right side
    46,900.86x = 1,297,092,561.21
  5. Step 5: Solve for x
    x = 1,297,092,561.21/46,900.86
  6. Step 6: Final answer
    x = 27,656.05

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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.