Home / 56,726.55-85,064.72-21,641.67

Finding the Fourth Proportional to 56,726.55, 85,064.72 and 21,641.67

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Solution

The fourth proportional to 56,726.55, 85,064.72 and 21,641.67 is: 32,452.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,726.55 : 85,064.72 = 21,641.67 : x
  2. Step 2: Convert to fraction form
    56,726.55/85,064.72 = 21,641.67/x
  3. Step 3: Cross multiply
    56,726.55x = 85,064.72 × 21,641.67
  4. Step 4: Simplify right side
    56,726.55x = 1,840,942,490.67
  5. Step 5: Solve for x
    x = 1,840,942,490.67/56,726.55
  6. Step 6: Final answer
    x = 32,452.93

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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.