Home / 43,218.63-59,658.11-29,079.67

Finding the Fourth Proportional to 43,218.63, 59,658.11 and 29,079.67

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Solution

The fourth proportional to 43,218.63, 59,658.11 and 29,079.67 is: 40,140.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,218.63 : 59,658.11 = 29,079.67 : x
  2. Step 2: Convert to fraction form
    43,218.63/59,658.11 = 29,079.67/x
  3. Step 3: Cross multiply
    43,218.63x = 59,658.11 × 29,079.67
  4. Step 4: Simplify right side
    43,218.63x = 1,734,838,151.62
  5. Step 5: Solve for x
    x = 1,734,838,151.62/43,218.63
  6. Step 6: Final answer
    x = 40,140.98

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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.