Home / 32,690.33-45,117.81-19,946.28

Finding the Fourth Proportional to 32,690.33, 45,117.81 and 19,946.28

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Solution

The fourth proportional to 32,690.33, 45,117.81 and 19,946.28 is: 27,529.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,690.33 : 45,117.81 = 19,946.28 : x
  2. Step 2: Convert to fraction form
    32,690.33/45,117.81 = 19,946.28/x
  3. Step 3: Cross multiply
    32,690.33x = 45,117.81 × 19,946.28
  4. Step 4: Simplify right side
    32,690.33x = 899,932,471.25
  5. Step 5: Solve for x
    x = 899,932,471.25/32,690.33
  6. Step 6: Final answer
    x = 27,529.02

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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.