Home / 32,693.44-45,121.98-18,543.28

Finding the Fourth Proportional to 32,693.44, 45,121.98 and 18,543.28

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Solution

The fourth proportional to 32,693.44, 45,121.98 and 18,543.28 is: 25,592.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,693.44 : 45,121.98 = 18,543.28 : x
  2. Step 2: Convert to fraction form
    32,693.44/45,121.98 = 18,543.28/x
  3. Step 3: Cross multiply
    32,693.44x = 45,121.98 × 18,543.28
  4. Step 4: Simplify right side
    32,693.44x = 836,709,509.29
  5. Step 5: Solve for x
    x = 836,709,509.29/32,693.44
  6. Step 6: Final answer
    x = 25,592.58

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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.