Home / 29,421.50-40,603.56-16,501.98

Finding the Fourth Proportional to 29,421.50, 40,603.56 and 16,501.98

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Solution

The fourth proportional to 29,421.50, 40,603.56 and 16,501.98 is: 22,773.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,421.50 : 40,603.56 = 16,501.98 : x
  2. Step 2: Convert to fraction form
    29,421.50/40,603.56 = 16,501.98/x
  3. Step 3: Cross multiply
    29,421.50x = 40,603.56 × 16,501.98
  4. Step 4: Simplify right side
    29,421.50x = 670,039,135.05
  5. Step 5: Solve for x
    x = 670,039,135.05/29,421.50
  6. Step 6: Final answer
    x = 22,773.79

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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.