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Finding the Fourth Proportional to 30,532.84, 45,804.18 and 14,951.68

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Solution

The fourth proportional to 30,532.84, 45,804.18 and 14,951.68 is: 22,429.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,532.84 : 45,804.18 = 14,951.68 : x
  2. Step 2: Convert to fraction form
    30,532.84/45,804.18 = 14,951.68/x
  3. Step 3: Cross multiply
    30,532.84x = 45,804.18 × 14,951.68
  4. Step 4: Simplify right side
    30,532.84x = 684,849,442.02
  5. Step 5: Solve for x
    x = 684,849,442.02/30,532.84
  6. Step 6: Final answer
    x = 22,429.93

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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.