Home / 32,848.35-45,331.05-18,702.09

Finding the Fourth Proportional to 32,848.35, 45,331.05 and 18,702.09

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Solution

The fourth proportional to 32,848.35, 45,331.05 and 18,702.09 is: 25,809.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,848.35 : 45,331.05 = 18,702.09 : x
  2. Step 2: Convert to fraction form
    32,848.35/45,331.05 = 18,702.09/x
  3. Step 3: Cross multiply
    32,848.35x = 45,331.05 × 18,702.09
  4. Step 4: Simplify right side
    32,848.35x = 847,785,376.89
  5. Step 5: Solve for x
    x = 847,785,376.89/32,848.35
  6. Step 6: Final answer
    x = 25,809.07

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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.