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Finding the Fourth Proportional to 29,969.61, 44,922.79 and 9,973.72

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Solution

The fourth proportional to 29,969.61, 44,922.79 and 9,973.72 is: 14,950.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,969.61 : 44,922.79 = 9,973.72 : x
  2. Step 2: Convert to fraction form
    29,969.61/44,922.79 = 9,973.72/x
  3. Step 3: Cross multiply
    29,969.61x = 44,922.79 × 9,973.72
  4. Step 4: Simplify right side
    29,969.61x = 448,047,329.08
  5. Step 5: Solve for x
    x = 448,047,329.08/29,969.61
  6. Step 6: Final answer
    x = 14,950.06

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1.5x scale

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.