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Finding the Fourth Proportional to 30,333.54, 45,472.59 and 25,683.51

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Solution

The fourth proportional to 30,333.54, 45,472.59 and 25,683.51 is: 38,501.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,333.54 : 45,472.59 = 25,683.51 : x
  2. Step 2: Convert to fraction form
    30,333.54/45,472.59 = 25,683.51/x
  3. Step 3: Cross multiply
    30,333.54x = 45,472.59 × 25,683.51
  4. Step 4: Simplify right side
    30,333.54x = 1,167,895,719.99
  5. Step 5: Solve for x
    x = 1,167,895,719.99/30,333.54
  6. Step 6: Final answer
    x = 38,501.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.