Home / 32,872.83-45,366.27-18,730.23

Finding the Fourth Proportional to 32,872.83, 45,366.27 and 18,730.23

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Solution

The fourth proportional to 32,872.83, 45,366.27 and 18,730.23 is: 25,848.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,872.83 : 45,366.27 = 18,730.23 : x
  2. Step 2: Convert to fraction form
    32,872.83/45,366.27 = 18,730.23/x
  3. Step 3: Cross multiply
    32,872.83x = 45,366.27 × 18,730.23
  4. Step 4: Simplify right side
    32,872.83x = 849,720,671.34
  5. Step 5: Solve for x
    x = 849,720,671.34/32,872.83
  6. Step 6: Final answer
    x = 25,848.72

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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.