Home / 32,865.20-45,355.80-18,722.48

Finding the Fourth Proportional to 32,865.20, 45,355.80 and 18,722.48

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Solution

The fourth proportional to 32,865.20, 45,355.80 and 18,722.48 is: 25,838.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,865.20 : 45,355.80 = 18,722.48 : x
  2. Step 2: Convert to fraction form
    32,865.20/45,355.80 = 18,722.48/x
  3. Step 3: Cross multiply
    32,865.20x = 45,355.80 × 18,722.48
  4. Step 4: Simplify right side
    32,865.20x = 849,173,058.38
  5. Step 5: Solve for x
    x = 849,173,058.38/32,865.20
  6. Step 6: Final answer
    x = 25,838.06

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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.