Home / 53,683.88-74,082.34-29,809.94

Finding the Fourth Proportional to 53,683.88, 74,082.34 and 29,809.94

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Solution

The fourth proportional to 53,683.88, 74,082.34 and 29,809.94 is: 41,136.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,683.88 : 74,082.34 = 29,809.94 : x
  2. Step 2: Convert to fraction form
    53,683.88/74,082.34 = 29,809.94/x
  3. Step 3: Cross multiply
    53,683.88x = 74,082.34 × 29,809.94
  4. Step 4: Simplify right side
    53,683.88x = 2,208,390,110.46
  5. Step 5: Solve for x
    x = 2,208,390,110.46/53,683.88
  6. Step 6: Final answer
    x = 41,136.93

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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.