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Finding the Fourth Proportional to 29,030.94, 40,059.84 and 16,281.12

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Solution

The fourth proportional to 29,030.94, 40,059.84 and 16,281.12 is: 22,466.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,030.94 : 40,059.84 = 16,281.12 : x
  2. Step 2: Convert to fraction form
    29,030.94/40,059.84 = 16,281.12/x
  3. Step 3: Cross multiply
    29,030.94x = 40,059.84 × 16,281.12
  4. Step 4: Simplify right side
    29,030.94x = 652,219,062.22
  5. Step 5: Solve for x
    x = 652,219,062.22/29,030.94
  6. Step 6: Final answer
    x = 22,466.34

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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.