Home / 32,411.40-48,638.70-14,872.20

Finding the Fourth Proportional to 32,411.40, 48,638.70 and 14,872.20

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Solution

The fourth proportional to 32,411.40, 48,638.70 and 14,872.20 is: 22,318.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,411.40 : 48,638.70 = 14,872.20 : x
  2. Step 2: Convert to fraction form
    32,411.40/48,638.70 = 14,872.20/x
  3. Step 3: Cross multiply
    32,411.40x = 48,638.70 × 14,872.20
  4. Step 4: Simplify right side
    32,411.40x = 723,364,474.14
  5. Step 5: Solve for x
    x = 723,364,474.14/32,411.40
  6. Step 6: Final answer
    x = 22,318.21

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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.