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Finding the Fourth Proportional to 15,068.84, 20,798.10 and 10,033.27

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Solution

The fourth proportional to 15,068.84, 20,798.10 and 10,033.27 is: 13,847.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,068.84 : 20,798.10 = 10,033.27 : x
  2. Step 2: Convert to fraction form
    15,068.84/20,798.10 = 10,033.27/x
  3. Step 3: Cross multiply
    15,068.84x = 20,798.10 × 10,033.27
  4. Step 4: Simplify right side
    15,068.84x = 208,672,900.79
  5. Step 5: Solve for x
    x = 208,672,900.79/15,068.84
  6. Step 6: Final answer
    x = 13,847.98

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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.